initialHEADmaster

109 files changed, 6338 insertions, 0 deletions

diff --git a/node_modules/moment/src/lib/create/check-overflow.js b/node_modules/moment/src/lib/create/check-overflow.js
new file mode 100644
index 0000000..ee08812
--- /dev/null
+++ b/node_modules/moment/src/lib/create/check-overflow.js
@@ -0,0 +1,57 @@
+import { daysInMonth } from '../units/month';
+import {
+    YEAR,
+    MONTH,
+    DATE,
+    HOUR,
+    MINUTE,
+    SECOND,
+    MILLISECOND,
+    WEEK,
+    WEEKDAY,
+} from '../units/constants';
+import getParsingFlags from '../create/parsing-flags';
+
+export default function checkOverflow(m) {
+    var overflow,
+        a = m._a;
+
+    if (a && getParsingFlags(m).overflow === -2) {
+        overflow =
+            a[MONTH] < 0 || a[MONTH] > 11
+                ? MONTH
+                : a[DATE] < 1 || a[DATE] > daysInMonth(a[YEAR], a[MONTH])
+                  ? DATE
+                  : a[HOUR] < 0 ||
+                      a[HOUR] > 24 ||
+                      (a[HOUR] === 24 &&
+                          (a[MINUTE] !== 0 ||
+                              a[SECOND] !== 0 ||
+                              a[MILLISECOND] !== 0))
+                    ? HOUR
+                    : a[MINUTE] < 0 || a[MINUTE] > 59
+                      ? MINUTE
+                      : a[SECOND] < 0 || a[SECOND] > 59
+                        ? SECOND
+                        : a[MILLISECOND] < 0 || a[MILLISECOND] > 999
+                          ? MILLISECOND
+                          : -1;
+
+        if (
+            getParsingFlags(m)._overflowDayOfYear &&
+            (overflow < YEAR || overflow > DATE)
+        ) {
+            overflow = DATE;
+        }
+        if (getParsingFlags(m)._overflowWeeks && overflow === -1) {
+            overflow = WEEK;
+        }
+        if (getParsingFlags(m)._overflowWeekday && overflow === -1) {
+            overflow = WEEKDAY;
+        }
+
+        getParsingFlags(m).overflow = overflow;
+    }
+
+    return m;
+}
diff --git a/node_modules/moment/src/lib/create/date-from-array.js b/node_modules/moment/src/lib/create/date-from-array.js
new file mode 100644
index 0000000..3d3498d
--- /dev/null
+++ b/node_modules/moment/src/lib/create/date-from-array.js
@@ -0,0 +1,35 @@
+export function createDate(y, m, d, h, M, s, ms) {
+    // can't just apply() to create a date:
+    // https://stackoverflow.com/q/181348
+    var date;
+    // the date constructor remaps years 0-99 to 1900-1999
+    if (y < 100 && y >= 0) {
+        // preserve leap years using a full 400 year cycle, then reset
+        date = new Date(y + 400, m, d, h, M, s, ms);
+        if (isFinite(date.getFullYear())) {
+            date.setFullYear(y);
+        }
+    } else {
+        date = new Date(y, m, d, h, M, s, ms);
+    }
+
+    return date;
+}
+
+export function createUTCDate(y) {
+    var date, args;
+    // the Date.UTC function remaps years 0-99 to 1900-1999
+    if (y < 100 && y >= 0) {
+        args = Array.prototype.slice.call(arguments);
+        // preserve leap years using a full 400 year cycle, then reset
+        args[0] = y + 400;
+        date = new Date(Date.UTC.apply(null, args));
+        if (isFinite(date.getUTCFullYear())) {
+            date.setUTCFullYear(y);
+        }
+    } else {
+        date = new Date(Date.UTC.apply(null, arguments));
+    }
+
+    return date;
+}
diff --git a/node_modules/moment/src/lib/create/from-anything.js b/node_modules/moment/src/lib/create/from-anything.js
new file mode 100644
index 0000000..0c5d772
--- /dev/null
+++ b/node_modules/moment/src/lib/create/from-anything.js
@@ -0,0 +1,117 @@
+import isArray from '../utils/is-array';
+import isObject from '../utils/is-object';
+import isObjectEmpty from '../utils/is-object-empty';
+import isUndefined from '../utils/is-undefined';
+import isNumber from '../utils/is-number';
+import isDate from '../utils/is-date';
+import map from '../utils/map';
+import { createInvalid } from './valid';
+import { Moment, isMoment } from '../moment/constructor';
+import { getLocale } from '../locale/locales';
+import { hooks } from '../utils/hooks';
+import checkOverflow from './check-overflow';
+import { isValid } from './valid';
+
+import { configFromStringAndArray } from './from-string-and-array';
+import { configFromStringAndFormat } from './from-string-and-format';
+import { configFromString } from './from-string';
+import { configFromArray } from './from-array';
+import { configFromObject } from './from-object';
+
+function createFromConfig(config) {
+    var res = new Moment(checkOverflow(prepareConfig(config)));
+    if (res._nextDay) {
+        // Adding is smart enough around DST
+        res.add(1, 'd');
+        res._nextDay = undefined;
+    }
+
+    return res;
+}
+
+export function prepareConfig(config) {
+    var input = config._i,
+        format = config._f;
+
+    config._locale = config._locale || getLocale(config._l);
+
+    if (input === null || (format === undefined && input === '')) {
+        return createInvalid({ nullInput: true });
+    }
+
+    if (typeof input === 'string') {
+        config._i = input = config._locale.preparse(input);
+    }
+
+    if (isMoment(input)) {
+        return new Moment(checkOverflow(input));
+    } else if (isDate(input)) {
+        config._d = input;
+    } else if (isArray(format)) {
+        configFromStringAndArray(config);
+    } else if (format) {
+        configFromStringAndFormat(config);
+    } else {
+        configFromInput(config);
+    }
+
+    if (!isValid(config)) {
+        config._d = null;
+    }
+
+    return config;
+}
+
+function configFromInput(config) {
+    var input = config._i;
+    if (isUndefined(input)) {
+        config._d = new Date(hooks.now());
+    } else if (isDate(input)) {
+        config._d = new Date(input.valueOf());
+    } else if (typeof input === 'string') {
+        configFromString(config);
+    } else if (isArray(input)) {
+        config._a = map(input.slice(0), function (obj) {
+            return parseInt(obj, 10);
+        });
+        configFromArray(config);
+    } else if (isObject(input)) {
+        configFromObject(config);
+    } else if (isNumber(input)) {
+        // from milliseconds
+        config._d = new Date(input);
+    } else {
+        hooks.createFromInputFallback(config);
+    }
+}
+
+export function createLocalOrUTC(input, format, locale, strict, isUTC) {
+    var c = {};
+
+    if (format === true || format === false) {
+        strict = format;
+        format = undefined;
+    }
+
+    if (locale === true || locale === false) {
+        strict = locale;
+        locale = undefined;
+    }
+
+    if (
+        (isObject(input) && isObjectEmpty(input)) ||
+        (isArray(input) && input.length === 0)
+    ) {
+        input = undefined;
+    }
+    // object construction must be done this way.
+    // https://github.com/moment/moment/issues/1423
+    c._isAMomentObject = true;
+    c._useUTC = c._isUTC = isUTC;
+    c._l = locale;
+    c._i = input;
+    c._f = format;
+    c._strict = strict;
+
+    return createFromConfig(c);
+}
diff --git a/node_modules/moment/src/lib/create/from-array.js b/node_modules/moment/src/lib/create/from-array.js
new file mode 100644
index 0000000..610d802
--- /dev/null
+++ b/node_modules/moment/src/lib/create/from-array.js
@@ -0,0 +1,187 @@
+import { hooks } from '../utils/hooks';
+import { createDate, createUTCDate } from './date-from-array';
+import { daysInYear } from '../units/year';
+import {
+    weekOfYear,
+    weeksInYear,
+    dayOfYearFromWeeks,
+} from '../units/week-calendar-utils';
+import {
+    YEAR,
+    MONTH,
+    DATE,
+    HOUR,
+    MINUTE,
+    SECOND,
+    MILLISECOND,
+} from '../units/constants';
+import { createLocal } from './local';
+import defaults from '../utils/defaults';
+import getParsingFlags from './parsing-flags';
+
+function currentDateArray(config) {
+    // hooks is actually the exported moment object
+    var nowValue = new Date(hooks.now());
+    if (config._useUTC) {
+        return [
+            nowValue.getUTCFullYear(),
+            nowValue.getUTCMonth(),
+            nowValue.getUTCDate(),
+        ];
+    }
+    return [nowValue.getFullYear(), nowValue.getMonth(), nowValue.getDate()];
+}
+
+// convert an array to a date.
+// the array should mirror the parameters below
+// note: all values past the year are optional and will default to the lowest possible value.
+// [year, month, day , hour, minute, second, millisecond]
+export function configFromArray(config) {
+    var i,
+        date,
+        input = [],
+        currentDate,
+        expectedWeekday,
+        yearToUse;
+
+    if (config._d) {
+        return;
+    }
+
+    currentDate = currentDateArray(config);
+
+    //compute day of the year from weeks and weekdays
+    if (config._w && config._a[DATE] == null && config._a[MONTH] == null) {
+        dayOfYearFromWeekInfo(config);
+    }
+
+    //if the day of the year is set, figure out what it is
+    if (config._dayOfYear != null) {
+        yearToUse = defaults(config._a[YEAR], currentDate[YEAR]);
+
+        if (
+            config._dayOfYear > daysInYear(yearToUse) ||
+            config._dayOfYear === 0
+        ) {
+            getParsingFlags(config)._overflowDayOfYear = true;
+        }
+
+        date = createUTCDate(yearToUse, 0, config._dayOfYear);
+        config._a[MONTH] = date.getUTCMonth();
+        config._a[DATE] = date.getUTCDate();
+    }
+
+    // Default to current date.
+    // * if no year, month, day of month are given, default to today
+    // * if day of month is given, default month and year
+    // * if month is given, default only year
+    // * if year is given, don't default anything
+    for (i = 0; i < 3 && config._a[i] == null; ++i) {
+        config._a[i] = input[i] = currentDate[i];
+    }
+
+    // Zero out whatever was not defaulted, including time
+    for (; i < 7; i++) {
+        config._a[i] = input[i] =
+            config._a[i] == null ? (i === 2 ? 1 : 0) : config._a[i];
+    }
+
+    // Check for 24:00:00.000
+    if (
+        config._a[HOUR] === 24 &&
+        config._a[MINUTE] === 0 &&
+        config._a[SECOND] === 0 &&
+        config._a[MILLISECOND] === 0
+    ) {
+        config._nextDay = true;
+        config._a[HOUR] = 0;
+    }
+
+    config._d = (config._useUTC ? createUTCDate : createDate).apply(
+        null,
+        input
+    );
+    expectedWeekday = config._useUTC
+        ? config._d.getUTCDay()
+        : config._d.getDay();
+
+    // Apply timezone offset from input. The actual utcOffset can be changed
+    // with parseZone.
+    if (config._tzm != null) {
+        config._d.setUTCMinutes(config._d.getUTCMinutes() - config._tzm);
+    }
+
+    if (config._nextDay) {
+        config._a[HOUR] = 24;
+    }
+
+    // check for mismatching day of week
+    if (
+        config._w &&
+        typeof config._w.d !== 'undefined' &&
+        config._w.d !== expectedWeekday
+    ) {
+        getParsingFlags(config).weekdayMismatch = true;
+    }
+}
+
+function dayOfYearFromWeekInfo(config) {
+    var w, weekYear, week, weekday, dow, doy, temp, weekdayOverflow, curWeek;
+
+    w = config._w;
+    if (w.GG != null || w.W != null || w.E != null) {
+        dow = 1;
+        doy = 4;
+
+        // TODO: We need to take the current isoWeekYear, but that depends on
+        // how we interpret now (local, utc, fixed offset). So create
+        // a now version of current config (take local/utc/offset flags, and
+        // create now).
+        weekYear = defaults(
+            w.GG,
+            config._a[YEAR],
+            weekOfYear(createLocal(), 1, 4).year
+        );
+        week = defaults(w.W, 1);
+        weekday = defaults(w.E, 1);
+        if (weekday < 1 || weekday > 7) {
+            weekdayOverflow = true;
+        }
+    } else {
+        dow = config._locale._week.dow;
+        doy = config._locale._week.doy;
+
+        curWeek = weekOfYear(createLocal(), dow, doy);
+
+        weekYear = defaults(w.gg, config._a[YEAR], curWeek.year);
+
+        // Default to current week.
+        week = defaults(w.w, curWeek.week);
+
+        if (w.d != null) {
+            // weekday -- low day numbers are considered next week
+            weekday = w.d;
+            if (weekday < 0 || weekday > 6) {
+                weekdayOverflow = true;
+            }
+        } else if (w.e != null) {
+            // local weekday -- counting starts from beginning of week
+            weekday = w.e + dow;
+            if (w.e < 0 || w.e > 6) {
+                weekdayOverflow = true;
+            }
+        } else {
+            // default to beginning of week
+            weekday = dow;
+        }
+    }
+    if (week < 1 || week > weeksInYear(weekYear, dow, doy)) {
+        getParsingFlags(config)._overflowWeeks = true;
+    } else if (weekdayOverflow != null) {
+        getParsingFlags(config)._overflowWeekday = true;
+    } else {
+        temp = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy);
+        config._a[YEAR] = temp.year;
+        config._dayOfYear = temp.dayOfYear;
+    }
+}
diff --git a/node_modules/moment/src/lib/create/from-object.js b/node_modules/moment/src/lib/create/from-object.js
new file mode 100644
index 0000000..55d15c7
--- /dev/null
+++ b/node_modules/moment/src/lib/create/from-object.js
@@ -0,0 +1,20 @@
+import { normalizeObjectUnits } from '../units/aliases';
+import { configFromArray } from './from-array';
+import map from '../utils/map';
+
+export function configFromObject(config) {
+    if (config._d) {
+        return;
+    }
+
+    var i = normalizeObjectUnits(config._i),
+        dayOrDate = i.day === undefined ? i.date : i.day;
+    config._a = map(
+        [i.year, i.month, dayOrDate, i.hour, i.minute, i.second, i.millisecond],
+        function (obj) {
+            return obj && parseInt(obj, 10);
+        }
+    );
+
+    configFromArray(config);
+}
diff --git a/node_modules/moment/src/lib/create/from-string-and-array.js b/node_modules/moment/src/lib/create/from-string-and-array.js
new file mode 100644
index 0000000..4e64167
--- /dev/null
+++ b/node_modules/moment/src/lib/create/from-string-and-array.js
@@ -0,0 +1,67 @@
+import { copyConfig } from '../moment/constructor';
+import { configFromStringAndFormat } from './from-string-and-format';
+import getParsingFlags from './parsing-flags';
+import { isValid } from './valid';
+import extend from '../utils/extend';
+
+// date from string and array of format strings
+export function configFromStringAndArray(config) {
+    var tempConfig,
+        bestMoment,
+        scoreToBeat,
+        i,
+        currentScore,
+        validFormatFound,
+        bestFormatIsValid = false,
+        configfLen = config._f.length;
+
+    if (configfLen === 0) {
+        getParsingFlags(config).invalidFormat = true;
+        config._d = new Date(NaN);
+        return;
+    }
+
+    for (i = 0; i < configfLen; i++) {
+        currentScore = 0;
+        validFormatFound = false;
+        tempConfig = copyConfig({}, config);
+        if (config._useUTC != null) {
+            tempConfig._useUTC = config._useUTC;
+        }
+        tempConfig._f = config._f[i];
+        configFromStringAndFormat(tempConfig);
+
+        if (isValid(tempConfig)) {
+            validFormatFound = true;
+        }
+
+        // if there is any input that was not parsed add a penalty for that format
+        currentScore += getParsingFlags(tempConfig).charsLeftOver;
+
+        //or tokens
+        currentScore += getParsingFlags(tempConfig).unusedTokens.length * 10;
+
+        getParsingFlags(tempConfig).score = currentScore;
+
+        if (!bestFormatIsValid) {
+            if (
+                scoreToBeat == null ||
+                currentScore < scoreToBeat ||
+                validFormatFound
+            ) {
+                scoreToBeat = currentScore;
+                bestMoment = tempConfig;
+                if (validFormatFound) {
+                    bestFormatIsValid = true;
+                }
+            }
+        } else {
+            if (currentScore < scoreToBeat) {
+                scoreToBeat = currentScore;
+                bestMoment = tempConfig;
+            }
+        }
+    }
+
+    extend(config, bestMoment || tempConfig);
+}
diff --git a/node_modules/moment/src/lib/create/from-string-and-format.js b/node_modules/moment/src/lib/create/from-string-and-format.js
new file mode 100644
index 0000000..82d60d5
--- /dev/null
+++ b/node_modules/moment/src/lib/create/from-string-and-format.js
@@ -0,0 +1,135 @@
+import { configFromISO, configFromRFC2822 } from './from-string';
+import { configFromArray } from './from-array';
+import { getParseRegexForToken } from '../parse/regex';
+import { addTimeToArrayFromToken } from '../parse/token';
+import {
+    expandFormat,
+    formatTokenFunctions,
+    formattingTokens,
+} from '../format/format';
+import checkOverflow from './check-overflow';
+import { YEAR, HOUR } from '../units/constants';
+import { hooks } from '../utils/hooks';
+import getParsingFlags from './parsing-flags';
+
+// constant that refers to the ISO standard
+hooks.ISO_8601 = function () {};
+
+// constant that refers to the RFC 2822 form
+hooks.RFC_2822 = function () {};
+
+// date from string and format string
+export function configFromStringAndFormat(config) {
+    // TODO: Move this to another part of the creation flow to prevent circular deps
+    if (config._f === hooks.ISO_8601) {
+        configFromISO(config);
+        return;
+    }
+    if (config._f === hooks.RFC_2822) {
+        configFromRFC2822(config);
+        return;
+    }
+    config._a = [];
+    getParsingFlags(config).empty = true;
+
+    // This array is used to make a Date, either with `new Date` or `Date.UTC`
+    var string = '' + config._i,
+        i,
+        parsedInput,
+        tokens,
+        token,
+        skipped,
+        stringLength = string.length,
+        totalParsedInputLength = 0,
+        era,
+        tokenLen;
+
+    tokens =
+        expandFormat(config._f, config._locale).match(formattingTokens) || [];
+    tokenLen = tokens.length;
+    for (i = 0; i < tokenLen; i++) {
+        token = tokens[i];
+        parsedInput = (string.match(getParseRegexForToken(token, config)) ||
+            [])[0];
+        if (parsedInput) {
+            skipped = string.substr(0, string.indexOf(parsedInput));
+            if (skipped.length > 0) {
+                getParsingFlags(config).unusedInput.push(skipped);
+            }
+            string = string.slice(
+                string.indexOf(parsedInput) + parsedInput.length
+            );
+            totalParsedInputLength += parsedInput.length;
+        }
+        // don't parse if it's not a known token
+        if (formatTokenFunctions[token]) {
+            if (parsedInput) {
+                getParsingFlags(config).empty = false;
+            } else {
+                getParsingFlags(config).unusedTokens.push(token);
+            }
+            addTimeToArrayFromToken(token, parsedInput, config);
+        } else if (config._strict && !parsedInput) {
+            getParsingFlags(config).unusedTokens.push(token);
+        }
+    }
+
+    // add remaining unparsed input length to the string
+    getParsingFlags(config).charsLeftOver =
+        stringLength - totalParsedInputLength;
+    if (string.length > 0) {
+        getParsingFlags(config).unusedInput.push(string);
+    }
+
+    // clear _12h flag if hour is <= 12
+    if (
+        config._a[HOUR] <= 12 &&
+        getParsingFlags(config).bigHour === true &&
+        config._a[HOUR] > 0
+    ) {
+        getParsingFlags(config).bigHour = undefined;
+    }
+
+    getParsingFlags(config).parsedDateParts = config._a.slice(0);
+    getParsingFlags(config).meridiem = config._meridiem;
+    // handle meridiem
+    config._a[HOUR] = meridiemFixWrap(
+        config._locale,
+        config._a[HOUR],
+        config._meridiem
+    );
+
+    // handle era
+    era = getParsingFlags(config).era;
+    if (era !== null) {
+        config._a[YEAR] = config._locale.erasConvertYear(era, config._a[YEAR]);
+    }
+
+    configFromArray(config);
+    checkOverflow(config);
+}
+
+function meridiemFixWrap(locale, hour, meridiem) {
+    var isPm;
+
+    if (meridiem == null) {
+        // nothing to do
+        return hour;
+    }
+    if (locale.meridiemHour != null) {
+        return locale.meridiemHour(hour, meridiem);
+    } else if (locale.isPM != null) {
+        // Fallback
+        isPm = locale.isPM(meridiem);
+        if (isPm && hour < 12) {
+            hour += 12;
+        }
+        if (!isPm && hour === 12) {
+            hour = 0;
+        }
+        return hour;
+    } else {
+        // this is not supposed to happen
+        return hour;
+    }
+}
diff --git a/node_modules/moment/src/lib/create/from-string.js b/node_modules/moment/src/lib/create/from-string.js
new file mode 100644
index 0000000..58739b9
--- /dev/null
+++ b/node_modules/moment/src/lib/create/from-string.js
@@ -0,0 +1,258 @@
+import { configFromStringAndFormat } from './from-string-and-format';
+import { createUTCDate } from './date-from-array';
+import { hooks } from '../utils/hooks';
+import { deprecate } from '../utils/deprecate';
+import getParsingFlags from './parsing-flags';
+import { defaultLocaleMonthsShort } from '../units/month';
+import { defaultLocaleWeekdaysShort } from '../units/day-of-week';
+
+// iso 8601 regex
+// 0000-00-00 0000-W00 or 0000-W00-0 + T + 00 or 00:00 or 00:00:00 or 00:00:00.000 + +00:00 or +0000 or +00)
+var extendedIsoRegex =
+        /^\s*((?:[+-]\d{6}|\d{4})-(?:\d\d-\d\d|W\d\d-\d|W\d\d|\d\d\d|\d\d))(?:(T| )(\d\d(?::\d\d(?::\d\d(?:[.,]\d+)?)?)?)([+-]\d\d(?::?\d\d)?|\s*Z)?)?$/,
+    basicIsoRegex =
+        /^\s*((?:[+-]\d{6}|\d{4})(?:\d\d\d\d|W\d\d\d|W\d\d|\d\d\d|\d\d|))(?:(T| )(\d\d(?:\d\d(?:\d\d(?:[.,]\d+)?)?)?)([+-]\d\d(?::?\d\d)?|\s*Z)?)?$/,
+    tzRegex = /Z|[+-]\d\d(?::?\d\d)?/,
+    isoDates = [
+        ['YYYYYY-MM-DD', /[+-]\d{6}-\d\d-\d\d/],
+        ['YYYY-MM-DD', /\d{4}-\d\d-\d\d/],
+        ['GGGG-[W]WW-E', /\d{4}-W\d\d-\d/],
+        ['GGGG-[W]WW', /\d{4}-W\d\d/, false],
+        ['YYYY-DDD', /\d{4}-\d{3}/],
+        ['YYYY-MM', /\d{4}-\d\d/, false],
+        ['YYYYYYMMDD', /[+-]\d{10}/],
+        ['YYYYMMDD', /\d{8}/],
+        ['GGGG[W]WWE', /\d{4}W\d{3}/],
+        ['GGGG[W]WW', /\d{4}W\d{2}/, false],
+        ['YYYYDDD', /\d{7}/],
+        ['YYYYMM', /\d{6}/, false],
+        ['YYYY', /\d{4}/, false],
+    ],
+    // iso time formats and regexes
+    isoTimes = [
+        ['HH:mm:ss.SSSS', /\d\d:\d\d:\d\d\.\d+/],
+        ['HH:mm:ss,SSSS', /\d\d:\d\d:\d\d,\d+/],
+        ['HH:mm:ss', /\d\d:\d\d:\d\d/],
+        ['HH:mm', /\d\d:\d\d/],
+        ['HHmmss.SSSS', /\d\d\d\d\d\d\.\d+/],
+        ['HHmmss,SSSS', /\d\d\d\d\d\d,\d+/],
+        ['HHmmss', /\d\d\d\d\d\d/],
+        ['HHmm', /\d\d\d\d/],
+        ['HH', /\d\d/],
+    ],
+    aspNetJsonRegex = /^\/?Date\((-?\d+)/i,
+    // RFC 2822 regex: For details see https://tools.ietf.org/html/rfc2822#section-3.3
+    rfc2822 =
+        /^(?:(Mon|Tue|Wed|Thu|Fri|Sat|Sun),?\s)?(\d{1,2})\s(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\s(\d{2,4})\s(\d\d):(\d\d)(?::(\d\d))?\s(?:(UT|GMT|[ECMP][SD]T)|([Zz])|([+-]\d{4}))$/,
+    obsOffsets = {
+        UT: 0,
+        GMT: 0,
+        EDT: -4 * 60,
+        EST: -5 * 60,
+        CDT: -5 * 60,
+        CST: -6 * 60,
+        MDT: -6 * 60,
+        MST: -7 * 60,
+        PDT: -7 * 60,
+        PST: -8 * 60,
+    };
+
+// date from iso format
+export function configFromISO(config) {
+    var i,
+        l,
+        string = config._i,
+        match = extendedIsoRegex.exec(string) || basicIsoRegex.exec(string),
+        allowTime,
+        dateFormat,
+        timeFormat,
+        tzFormat,
+        isoDatesLen = isoDates.length,
+        isoTimesLen = isoTimes.length;
+
+    if (match) {
+        getParsingFlags(config).iso = true;
+        for (i = 0, l = isoDatesLen; i < l; i++) {
+            if (isoDates[i][1].exec(match[1])) {
+                dateFormat = isoDates[i][0];
+                allowTime = isoDates[i][2] !== false;
+                break;
+            }
+        }
+        if (dateFormat == null) {
+            config._isValid = false;
+            return;
+        }
+        if (match[3]) {
+            for (i = 0, l = isoTimesLen; i < l; i++) {
+                if (isoTimes[i][1].exec(match[3])) {
+                    // match[2] should be 'T' or space
+                    timeFormat = (match[2] || ' ') + isoTimes[i][0];
+                    break;
+                }
+            }
+            if (timeFormat == null) {
+                config._isValid = false;
+                return;
+            }
+        }
+        if (!allowTime && timeFormat != null) {
+            config._isValid = false;
+            return;
+        }
+        if (match[4]) {
+            if (tzRegex.exec(match[4])) {
+                tzFormat = 'Z';
+            } else {
+                config._isValid = false;
+                return;
+            }
+        }
+        config._f = dateFormat + (timeFormat || '') + (tzFormat || '');
+        configFromStringAndFormat(config);
+    } else {
+        config._isValid = false;
+    }
+}
+
+function extractFromRFC2822Strings(
+    yearStr,
+    monthStr,
+    dayStr,
+    hourStr,
+    minuteStr,
+    secondStr
+) {
+    var result = [
+        untruncateYear(yearStr),
+        defaultLocaleMonthsShort.indexOf(monthStr),
+        parseInt(dayStr, 10),
+        parseInt(hourStr, 10),
+        parseInt(minuteStr, 10),
+    ];
+
+    if (secondStr) {
+        result.push(parseInt(secondStr, 10));
+    }
+
+    return result;
+}
+
+function untruncateYear(yearStr) {
+    var year = parseInt(yearStr, 10);
+    if (year <= 49) {
+        return 2000 + year;
+    } else if (year <= 999) {
+        return 1900 + year;
+    }
+    return year;
+}
+
+function preprocessRFC2822(s) {
+    // Remove comments and folding whitespace and replace multiple-spaces with a single space
+    return s
+        .replace(/\([^()]*\)|[\n\t]/g, ' ')
+        .replace(/(\s\s+)/g, ' ')
+        .replace(/^\s\s*/, '')
+        .replace(/\s\s*$/, '');
+}
+
+function checkWeekday(weekdayStr, parsedInput, config) {
+    if (weekdayStr) {
+        // TODO: Replace the vanilla JS Date object with an independent day-of-week check.
+        var weekdayProvided = defaultLocaleWeekdaysShort.indexOf(weekdayStr),
+            weekdayActual = new Date(
+                parsedInput[0],
+                parsedInput[1],
+                parsedInput[2]
+            ).getDay();
+        if (weekdayProvided !== weekdayActual) {
+            getParsingFlags(config).weekdayMismatch = true;
+            config._isValid = false;
+            return false;
+        }
+    }
+    return true;
+}
+
+function calculateOffset(obsOffset, militaryOffset, numOffset) {
+    if (obsOffset) {
+        return obsOffsets[obsOffset];
+    } else if (militaryOffset) {
+        // the only allowed military tz is Z
+        return 0;
+    } else {
+        var hm = parseInt(numOffset, 10),
+            m = hm % 100,
+            h = (hm - m) / 100;
+        return h * 60 + m;
+    }
+}
+
+// date and time from ref 2822 format
+export function configFromRFC2822(config) {
+    var match = rfc2822.exec(preprocessRFC2822(config._i)),
+        parsedArray;
+    if (match) {
+        parsedArray = extractFromRFC2822Strings(
+            match[4],
+            match[3],
+            match[2],
+            match[5],
+            match[6],
+            match[7]
+        );
+        if (!checkWeekday(match[1], parsedArray, config)) {
+            return;
+        }
+
+        config._a = parsedArray;
+        config._tzm = calculateOffset(match[8], match[9], match[10]);
+
+        config._d = createUTCDate.apply(null, config._a);
+        config._d.setUTCMinutes(config._d.getUTCMinutes() - config._tzm);
+
+        getParsingFlags(config).rfc2822 = true;
+    } else {
+        config._isValid = false;
+    }
+}
+
+// date from 1) ASP.NET, 2) ISO, 3) RFC 2822 formats, or 4) optional fallback if parsing isn't strict
+export function configFromString(config) {
+    var matched = aspNetJsonRegex.exec(config._i);
+    if (matched !== null) {
+        config._d = new Date(+matched[1]);
+        return;
+    }
+
+    configFromISO(config);
+    if (config._isValid === false) {
+        delete config._isValid;
+    } else {
+        return;
+    }
+
+    configFromRFC2822(config);
+    if (config._isValid === false) {
+        delete config._isValid;
+    } else {
+        return;
+    }
+
+    if (config._strict) {
+        config._isValid = false;
+    } else {
+        // Final attempt, use Input Fallback
+        hooks.createFromInputFallback(config);
+    }
+}
+
+hooks.createFromInputFallback = deprecate(
+    'value provided is not in a recognized RFC2822 or ISO format. moment construction falls back to js Date(), ' +
+        'which is not reliable across all browsers and versions. Non RFC2822/ISO date formats are ' +
+        'discouraged. Please refer to http://momentjs.com/guides/#/warnings/js-date/ for more info.',
+    function (config) {
+        config._d = new Date(config._i + (config._useUTC ? ' UTC' : ''));
+    }
+);
diff --git a/node_modules/moment/src/lib/create/local.js b/node_modules/moment/src/lib/create/local.js
new file mode 100644
index 0000000..732ea39
--- /dev/null
+++ b/node_modules/moment/src/lib/create/local.js
@@ -0,0 +1,5 @@
+import { createLocalOrUTC } from './from-anything';
+
+export function createLocal(input, format, locale, strict) {
+    return createLocalOrUTC(input, format, locale, strict, false);
+}
diff --git a/node_modules/moment/src/lib/create/parsing-flags.js b/node_modules/moment/src/lib/create/parsing-flags.js
new file mode 100644
index 0000000..65a377d
--- /dev/null
+++ b/node_modules/moment/src/lib/create/parsing-flags.js
@@ -0,0 +1,28 @@
+function defaultParsingFlags() {
+    // We need to deep clone this object.
+    return {
+        empty: false,
+        unusedTokens: [],
+        unusedInput: [],
+        overflow: -2,
+        charsLeftOver: 0,
+        nullInput: false,
+        invalidEra: null,
+        invalidMonth: null,
+        invalidFormat: false,
+        userInvalidated: false,
+        iso: false,
+        parsedDateParts: [],
+        era: null,
+        meridiem: null,
+        rfc2822: false,
+        weekdayMismatch: false,
+    };
+}
+
+export default function getParsingFlags(m) {
+    if (m._pf == null) {
+        m._pf = defaultParsingFlags();
+    }
+    return m._pf;
+}
diff --git a/node_modules/moment/src/lib/create/utc.js b/node_modules/moment/src/lib/create/utc.js
new file mode 100644
index 0000000..6081f07
--- /dev/null
+++ b/node_modules/moment/src/lib/create/utc.js
@@ -0,0 +1,5 @@
+import { createLocalOrUTC } from './from-anything';
+
+export function createUTC(input, format, locale, strict) {
+    return createLocalOrUTC(input, format, locale, strict, true).utc();
+}
diff --git a/node_modules/moment/src/lib/create/valid.js b/node_modules/moment/src/lib/create/valid.js
new file mode 100644
index 0000000..e4813c6
--- /dev/null
+++ b/node_modules/moment/src/lib/create/valid.js
@@ -0,0 +1,51 @@
+import extend from '../utils/extend';
+import { createUTC } from './utc';
+import getParsingFlags from '../create/parsing-flags';
+import some from '../utils/some';
+
+export function isValid(m) {
+    var flags = null,
+        parsedParts = false,
+        isNowValid = m._d && !isNaN(m._d.getTime());
+    if (isNowValid) {
+        flags = getParsingFlags(m);
+        parsedParts = some.call(flags.parsedDateParts, function (i) {
+            return i != null;
+        });
+        isNowValid =
+            flags.overflow < 0 &&
+            !flags.empty &&
+            !flags.invalidEra &&
+            !flags.invalidMonth &&
+            !flags.invalidWeekday &&
+            !flags.weekdayMismatch &&
+            !flags.nullInput &&
+            !flags.invalidFormat &&
+            !flags.userInvalidated &&
+            (!flags.meridiem || (flags.meridiem && parsedParts));
+        if (m._strict) {
+            isNowValid =
+                isNowValid &&
+                flags.charsLeftOver === 0 &&
+                flags.unusedTokens.length === 0 &&
+                flags.bigHour === undefined;
+        }
+    }
+    if (Object.isFrozen == null || !Object.isFrozen(m)) {
+        m._isValid = isNowValid;
+    } else {
+        return isNowValid;
+    }
+    return m._isValid;
+}
+
+export function createInvalid(flags) {
+    var m = createUTC(NaN);
+    if (flags != null) {
+        extend(getParsingFlags(m), flags);
+    } else {
+        getParsingFlags(m).userInvalidated = true;
+    }
+
+    return m;
+}
diff --git a/node_modules/moment/src/lib/duration/abs.js b/node_modules/moment/src/lib/duration/abs.js
new file mode 100644
index 0000000..d61ebe6
--- /dev/null
+++ b/node_modules/moment/src/lib/duration/abs.js
@@ -0,0 +1,18 @@
+var mathAbs = Math.abs;
+
+export function abs() {
+    var data = this._data;
+
+    this._milliseconds = mathAbs(this._milliseconds);
+    this._days = mathAbs(this._days);
+    this._months = mathAbs(this._months);
+
+    data.milliseconds = mathAbs(data.milliseconds);
+    data.seconds = mathAbs(data.seconds);
+    data.minutes = mathAbs(data.minutes);
+    data.hours = mathAbs(data.hours);
+    data.months = mathAbs(data.months);
+    data.years = mathAbs(data.years);
+
+    return this;
+}
diff --git a/node_modules/moment/src/lib/duration/add-subtract.js b/node_modules/moment/src/lib/duration/add-subtract.js
new file mode 100644
index 0000000..3755a7d
--- /dev/null
+++ b/node_modules/moment/src/lib/duration/add-subtract.js
@@ -0,0 +1,21 @@
+import { createDuration } from './create';
+
+function addSubtract(duration, input, value, direction) {
+    var other = createDuration(input, value);
+
+    duration._milliseconds += direction * other._milliseconds;
+    duration._days += direction * other._days;
+    duration._months += direction * other._months;
+
+    return duration._bubble();
+}
+
+// supports only 2.0-style add(1, 's') or add(duration)
+export function add(input, value) {
+    return addSubtract(this, input, value, 1);
+}
+
+// supports only 2.0-style subtract(1, 's') or subtract(duration)
+export function subtract(input, value) {
+    return addSubtract(this, input, value, -1);
+}
diff --git a/node_modules/moment/src/lib/duration/as.js b/node_modules/moment/src/lib/duration/as.js
new file mode 100644
index 0000000..a620d5b
--- /dev/null
+++ b/node_modules/moment/src/lib/duration/as.js
@@ -0,0 +1,76 @@
+import { daysToMonths, monthsToDays } from './bubble';
+import { normalizeUnits } from '../units/aliases';
+
+export function as(units) {
+    if (!this.isValid()) {
+        return NaN;
+    }
+    var days,
+        months,
+        milliseconds = this._milliseconds;
+
+    units = normalizeUnits(units);
+
+    if (units === 'month' || units === 'quarter' || units === 'year') {
+        days = this._days + milliseconds / 864e5;
+        months = this._months + daysToMonths(days);
+        switch (units) {
+            case 'month':
+                return months;
+            case 'quarter':
+                return months / 3;
+            case 'year':
+                return months / 12;
+        }
+    } else {
+        // handle milliseconds separately because of floating point math errors (issue #1867)
+        days = this._days + Math.round(monthsToDays(this._months));
+        switch (units) {
+            case 'week':
+                return days / 7 + milliseconds / 6048e5;
+            case 'day':
+                return days + milliseconds / 864e5;
+            case 'hour':
+                return days * 24 + milliseconds / 36e5;
+            case 'minute':
+                return days * 1440 + milliseconds / 6e4;
+            case 'second':
+                return days * 86400 + milliseconds / 1000;
+            // Math.floor prevents floating point math errors here
+            case 'millisecond':
+                return Math.floor(days * 864e5) + milliseconds;
+            default:
+                throw new Error('Unknown unit ' + units);
+        }
+    }
+}
+
+function makeAs(alias) {
+    return function () {
+        return this.as(alias);
+    };
+}
+
+var asMilliseconds = makeAs('ms'),
+    asSeconds = makeAs('s'),
+    asMinutes = makeAs('m'),
+    asHours = makeAs('h'),
+    asDays = makeAs('d'),
+    asWeeks = makeAs('w'),
+    asMonths = makeAs('M'),
+    asQuarters = makeAs('Q'),
+    asYears = makeAs('y'),
+    valueOf = asMilliseconds;
+
+export {
+    asMilliseconds,
+    asSeconds,
+    asMinutes,
+    asHours,
+    asDays,
+    asWeeks,
+    asMonths,
+    asQuarters,
+    asYears,
+    valueOf,
+};
diff --git a/node_modules/moment/src/lib/duration/bubble.js b/node_modules/moment/src/lib/duration/bubble.js
new file mode 100644
index 0000000..c7822e3
--- /dev/null
+++ b/node_modules/moment/src/lib/duration/bubble.js
@@ -0,0 +1,68 @@
+import absFloor from '../utils/abs-floor';
+import absCeil from '../utils/abs-ceil';
+
+export function bubble() {
+    var milliseconds = this._milliseconds,
+        days = this._days,
+        months = this._months,
+        data = this._data,
+        seconds,
+        minutes,
+        hours,
+        years,
+        monthsFromDays;
+
+    // if we have a mix of positive and negative values, bubble down first
+    // check: https://github.com/moment/moment/issues/2166
+    if (
+        !(
+            (milliseconds >= 0 && days >= 0 && months >= 0) ||
+            (milliseconds <= 0 && days <= 0 && months <= 0)
+        )
+    ) {
+        milliseconds += absCeil(monthsToDays(months) + days) * 864e5;
+        days = 0;
+        months = 0;
+    }
+
+    // The following code bubbles up values, see the tests for
+    // examples of what that means.
+    data.milliseconds = milliseconds % 1000;
+
+    seconds = absFloor(milliseconds / 1000);
+    data.seconds = seconds % 60;
+
+    minutes = absFloor(seconds / 60);
+    data.minutes = minutes % 60;
+
+    hours = absFloor(minutes / 60);
+    data.hours = hours % 24;
+
+    days += absFloor(hours / 24);
+
+    // convert days to months
+    monthsFromDays = absFloor(daysToMonths(days));
+    months += monthsFromDays;
+    days -= absCeil(monthsToDays(monthsFromDays));
+
+    // 12 months -> 1 year
+    years = absFloor(months / 12);
+    months %= 12;
+
+    data.days = days;
+    data.months = months;
+    data.years = years;
+
+    return this;
+}
+
+export function daysToMonths(days) {
+    // 400 years have 146097 days (taking into account leap year rules)
+    // 400 years have 12 months === 4800
+    return (days * 4800) / 146097;
+}
+
+export function monthsToDays(months) {
+    // the reverse of daysToMonths
+    return (months * 146097) / 4800;
+}
diff --git a/node_modules/moment/src/lib/duration/clone.js b/node_modules/moment/src/lib/duration/clone.js
new file mode 100644
index 0000000..8978dfe
--- /dev/null
+++ b/node_modules/moment/src/lib/duration/clone.js
@@ -0,0 +1,5 @@
+import { createDuration } from './create';
+
+export function clone() {
+    return createDuration(this);
+}
diff --git a/node_modules/moment/src/lib/duration/constructor.js b/node_modules/moment/src/lib/duration/constructor.js
new file mode 100644
index 0000000..6033769
--- /dev/null
+++ b/node_modules/moment/src/lib/duration/constructor.js
@@ -0,0 +1,42 @@
+import { normalizeObjectUnits } from '../units/aliases';
+import { getLocale } from '../locale/locales';
+import isDurationValid from './valid.js';
+
+export function Duration(duration) {
+    var normalizedInput = normalizeObjectUnits(duration),
+        years = normalizedInput.year || 0,
+        quarters = normalizedInput.quarter || 0,
+        months = normalizedInput.month || 0,
+        weeks = normalizedInput.week || normalizedInput.isoWeek || 0,
+        days = normalizedInput.day || 0,
+        hours = normalizedInput.hour || 0,
+        minutes = normalizedInput.minute || 0,
+        seconds = normalizedInput.second || 0,
+        milliseconds = normalizedInput.millisecond || 0;
+
+    this._isValid = isDurationValid(normalizedInput);
+
+    // representation for dateAddRemove
+    this._milliseconds =
+        +milliseconds +
+        seconds * 1e3 + // 1000
+        minutes * 6e4 + // 1000 * 60
+        hours * 1000 * 60 * 60; //using 1000 * 60 * 60 instead of 36e5 to avoid floating point rounding errors https://github.com/moment/moment/issues/2978
+    // Because of dateAddRemove treats 24 hours as different from a
+    // day when working around DST, we need to store them separately
+    this._days = +days + weeks * 7;
+    // It is impossible to translate months into days without knowing
+    // which months you are are talking about, so we have to store
+    // it separately.
+    this._months = +months + quarters * 3 + years * 12;
+
+    this._data = {};
+
+    this._locale = getLocale();
+
+    this._bubble();
+}
+
+export function isDuration(obj) {
+    return obj instanceof Duration;
+}
diff --git a/node_modules/moment/src/lib/duration/create.js b/node_modules/moment/src/lib/duration/create.js
new file mode 100644
index 0000000..a82c376
--- /dev/null
+++ b/node_modules/moment/src/lib/duration/create.js
@@ -0,0 +1,133 @@
+import { Duration, isDuration } from './constructor';
+import isNumber from '../utils/is-number';
+import toInt from '../utils/to-int';
+import absRound from '../utils/abs-round';
+import hasOwnProp from '../utils/has-own-prop';
+import { DATE, HOUR, MINUTE, SECOND, MILLISECOND } from '../units/constants';
+import { cloneWithOffset } from '../units/offset';
+import { createLocal } from '../create/local';
+import { createInvalid as invalid } from './valid';
+
+// ASP.NET json date format regex
+var aspNetRegex = /^(-|\+)?(?:(\d*)[. ])?(\d+):(\d+)(?::(\d+)(\.\d*)?)?$/,
+    // from http://docs.closure-library.googlecode.com/git/closure_goog_date_date.js.source.html
+    // somewhat more in line with 4.4.3.2 2004 spec, but allows decimal anywhere
+    // and further modified to allow for strings containing both week and day
+    isoRegex =
+        /^(-|\+)?P(?:([-+]?[0-9,.]*)Y)?(?:([-+]?[0-9,.]*)M)?(?:([-+]?[0-9,.]*)W)?(?:([-+]?[0-9,.]*)D)?(?:T(?:([-+]?[0-9,.]*)H)?(?:([-+]?[0-9,.]*)M)?(?:([-+]?[0-9,.]*)S)?)?$/;
+
+export function createDuration(input, key) {
+    var duration = input,
+        // matching against regexp is expensive, do it on demand
+        match = null,
+        sign,
+        ret,
+        diffRes;
+
+    if (isDuration(input)) {
+        duration = {
+            ms: input._milliseconds,
+            d: input._days,
+            M: input._months,
+        };
+    } else if (isNumber(input) || !isNaN(+input)) {
+        duration = {};
+        if (key) {
+            duration[key] = +input;
+        } else {
+            duration.milliseconds = +input;
+        }
+    } else if ((match = aspNetRegex.exec(input))) {
+        sign = match[1] === '-' ? -1 : 1;
+        duration = {
+            y: 0,
+            d: toInt(match[DATE]) * sign,
+            h: toInt(match[HOUR]) * sign,
+            m: toInt(match[MINUTE]) * sign,
+            s: toInt(match[SECOND]) * sign,
+            ms: toInt(absRound(match[MILLISECOND] * 1000)) * sign, // the millisecond decimal point is included in the match
+        };
+    } else if ((match = isoRegex.exec(input))) {
+        sign = match[1] === '-' ? -1 : 1;
+        duration = {
+            y: parseIso(match[2], sign),
+            M: parseIso(match[3], sign),
+            w: parseIso(match[4], sign),
+            d: parseIso(match[5], sign),
+            h: parseIso(match[6], sign),
+            m: parseIso(match[7], sign),
+            s: parseIso(match[8], sign),
+        };
+    } else if (duration == null) {
+        // checks for null or undefined
+        duration = {};
+    } else if (
+        typeof duration === 'object' &&
+        ('from' in duration || 'to' in duration)
+    ) {
+        diffRes = momentsDifference(
+            createLocal(duration.from),
+            createLocal(duration.to)
+        );
+
+        duration = {};
+        duration.ms = diffRes.milliseconds;
+        duration.M = diffRes.months;
+    }
+
+    ret = new Duration(duration);
+
+    if (isDuration(input) && hasOwnProp(input, '_locale')) {
+        ret._locale = input._locale;
+    }
+
+    if (isDuration(input) && hasOwnProp(input, '_isValid')) {
+        ret._isValid = input._isValid;
+    }
+
+    return ret;
+}
+
+createDuration.fn = Duration.prototype;
+createDuration.invalid = invalid;
+
+function parseIso(inp, sign) {
+    // We'd normally use ~~inp for this, but unfortunately it also
+    // converts floats to ints.
+    // inp may be undefined, so careful calling replace on it.
+    var res = inp && parseFloat(inp.replace(',', '.'));
+    // apply sign while we're at it
+    return (isNaN(res) ? 0 : res) * sign;
+}
+
+function positiveMomentsDifference(base, other) {
+    var res = {};
+
+    res.months =
+        other.month() - base.month() + (other.year() - base.year()) * 12;
+    if (base.clone().add(res.months, 'M').isAfter(other)) {
+        --res.months;
+    }
+
+    res.milliseconds = +other - +base.clone().add(res.months, 'M');
+
+    return res;
+}
+
+function momentsDifference(base, other) {
+    var res;
+    if (!(base.isValid() && other.isValid())) {
+        return { milliseconds: 0, months: 0 };
+    }
+
+    other = cloneWithOffset(other, base);
+    if (base.isBefore(other)) {
+        res = positiveMomentsDifference(base, other);
+    } else {
+        res = positiveMomentsDifference(other, base);
+        res.milliseconds = -res.milliseconds;
+        res.months = -res.months;
+    }
+
+    return res;
+}
diff --git a/node_modules/moment/src/lib/duration/duration.js b/node_modules/moment/src/lib/duration/duration.js
new file mode 100644
index 0000000..10f03a7
--- /dev/null
+++ b/node_modules/moment/src/lib/duration/duration.js
@@ -0,0 +1,16 @@
+// Side effect imports
+import './prototype';
+
+import { createDuration } from './create';
+import { isDuration } from './constructor';
+import {
+    getSetRelativeTimeRounding,
+    getSetRelativeTimeThreshold,
+} from './humanize';
+
+export {
+    createDuration,
+    isDuration,
+    getSetRelativeTimeRounding,
+    getSetRelativeTimeThreshold,
+};
diff --git a/node_modules/moment/src/lib/duration/get.js b/node_modules/moment/src/lib/duration/get.js
new file mode 100644
index 0000000..99533d7
--- /dev/null
+++ b/node_modules/moment/src/lib/duration/get.js
@@ -0,0 +1,27 @@
+import { normalizeUnits } from '../units/aliases';
+import absFloor from '../utils/abs-floor';
+
+export function get(units) {
+    units = normalizeUnits(units);
+    return this.isValid() ? this[units + 's']() : NaN;
+}
+
+function makeGetter(name) {
+    return function () {
+        return this.isValid() ? this._data[name] : NaN;
+    };
+}
+
+var milliseconds = makeGetter('milliseconds'),
+    seconds = makeGetter('seconds'),
+    minutes = makeGetter('minutes'),
+    hours = makeGetter('hours'),
+    days = makeGetter('days'),
+    months = makeGetter('months'),
+    years = makeGetter('years');
+
+export { milliseconds, seconds, minutes, hours, days, months, years };
+
+export function weeks() {
+    return absFloor(this.days() / 7);
+}
diff --git a/node_modules/moment/src/lib/duration/humanize.js b/node_modules/moment/src/lib/duration/humanize.js
new file mode 100644
index 0000000..74079cd
--- /dev/null
+++ b/node_modules/moment/src/lib/duration/humanize.js
@@ -0,0 +1,114 @@
+import { createDuration } from './create';
+
+var round = Math.round,
+    thresholds = {
+        ss: 44, // a few seconds to seconds
+        s: 45, // seconds to minute
+        m: 45, // minutes to hour
+        h: 22, // hours to day
+        d: 26, // days to month/week
+        w: null, // weeks to month
+        M: 11, // months to year
+    };
+
+// helper function for moment.fn.from, moment.fn.fromNow, and moment.duration.fn.humanize
+function substituteTimeAgo(string, number, withoutSuffix, isFuture, locale) {
+    return locale.relativeTime(number || 1, !!withoutSuffix, string, isFuture);
+}
+
+function relativeTime(posNegDuration, withoutSuffix, thresholds, locale) {
+    var duration = createDuration(posNegDuration).abs(),
+        seconds = round(duration.as('s')),
+        minutes = round(duration.as('m')),
+        hours = round(duration.as('h')),
+        days = round(duration.as('d')),
+        months = round(duration.as('M')),
+        weeks = round(duration.as('w')),
+        years = round(duration.as('y')),
+        a =
+            (seconds <= thresholds.ss && ['s', seconds]) ||
+            (seconds < thresholds.s && ['ss', seconds]) ||
+            (minutes <= 1 && ['m']) ||
+            (minutes < thresholds.m && ['mm', minutes]) ||
+            (hours <= 1 && ['h']) ||
+            (hours < thresholds.h && ['hh', hours]) ||
+            (days <= 1 && ['d']) ||
+            (days < thresholds.d && ['dd', days]);
+
+    if (thresholds.w != null) {
+        a =
+            a ||
+            (weeks <= 1 && ['w']) ||
+            (weeks < thresholds.w && ['ww', weeks]);
+    }
+    a = a ||
+        (months <= 1 && ['M']) ||
+        (months < thresholds.M && ['MM', months]) ||
+        (years <= 1 && ['y']) || ['yy', years];
+
+    a[2] = withoutSuffix;
+    a[3] = +posNegDuration > 0;
+    a[4] = locale;
+    return substituteTimeAgo.apply(null, a);
+}
+
+// This function allows you to set the rounding function for relative time strings
+export function getSetRelativeTimeRounding(roundingFunction) {
+    if (roundingFunction === undefined) {
+        return round;
+    }
+    if (typeof roundingFunction === 'function') {
+        round = roundingFunction;
+        return true;
+    }
+    return false;
+}
+
+// This function allows you to set a threshold for relative time strings
+export function getSetRelativeTimeThreshold(threshold, limit) {
+    if (thresholds[threshold] === undefined) {
+        return false;
+    }
+    if (limit === undefined) {
+        return thresholds[threshold];
+    }
+    thresholds[threshold] = limit;
+    if (threshold === 's') {
+        thresholds.ss = limit - 1;
+    }
+    return true;
+}
+
+export function humanize(argWithSuffix, argThresholds) {
+    if (!this.isValid()) {
+        return this.localeData().invalidDate();
+    }
+
+    var withSuffix = false,
+        th = thresholds,
+        locale,
+        output;
+
+    if (typeof argWithSuffix === 'object') {
+        argThresholds = argWithSuffix;
+        argWithSuffix = false;
+    }
+    if (typeof argWithSuffix === 'boolean') {
+        withSuffix = argWithSuffix;
+    }
+    if (typeof argThresholds === 'object') {
+        th = Object.assign({}, thresholds, argThresholds);
+        if (argThresholds.s != null && argThresholds.ss == null) {
+            th.ss = argThresholds.s - 1;
+        }
+    }
+
+    locale = this.localeData();
+    output = relativeTime(this, !withSuffix, th, locale);
+
+    if (withSuffix) {
+        output = locale.pastFuture(+this, output);
+    }
+
+    return locale.postformat(output);
+}
diff --git a/node_modules/moment/src/lib/duration/iso-string.js b/node_modules/moment/src/lib/duration/iso-string.js
new file mode 100644
index 0000000..5fd2166
--- /dev/null
+++ b/node_modules/moment/src/lib/duration/iso-string.js
@@ -0,0 +1,68 @@
+import absFloor from '../utils/abs-floor';
+var abs = Math.abs;
+
+function sign(x) {
+    return (x > 0) - (x < 0) || +x;
+}
+
+export function toISOString() {
+    // for ISO strings we do not use the normal bubbling rules:
+    //  * milliseconds bubble up until they become hours
+    //  * days do not bubble at all
+    //  * months bubble up until they become years
+    // This is because there is no context-free conversion between hours and days
+    // (think of clock changes)
+    // and also not between days and months (28-31 days per month)
+    if (!this.isValid()) {
+        return this.localeData().invalidDate();
+    }
+
+    var seconds = abs(this._milliseconds) / 1000,
+        days = abs(this._days),
+        months = abs(this._months),
+        minutes,
+        hours,
+        years,
+        s,
+        total = this.asSeconds(),
+        totalSign,
+        ymSign,
+        daysSign,
+        hmsSign;
+
+    if (!total) {
+        // this is the same as C#'s (Noda) and python (isodate)...
+        // but not other JS (goog.date)
+        return 'P0D';
+    }
+
+    // 3600 seconds -> 60 minutes -> 1 hour
+    minutes = absFloor(seconds / 60);
+    hours = absFloor(minutes / 60);
+    seconds %= 60;
+    minutes %= 60;
+
+    // 12 months -> 1 year
+    years = absFloor(months / 12);
+    months %= 12;
+
+    // inspired by https://github.com/dordille/moment-isoduration/blob/master/moment.isoduration.js
+    s = seconds ? seconds.toFixed(3).replace(/\.?0+$/, '') : '';
+
+    totalSign = total < 0 ? '-' : '';
+    ymSign = sign(this._months) !== sign(total) ? '-' : '';
+    daysSign = sign(this._days) !== sign(total) ? '-' : '';
+    hmsSign = sign(this._milliseconds) !== sign(total) ? '-' : '';
+
+    return (
+        totalSign +
+        'P' +
+        (years ? ymSign + years + 'Y' : '') +
+        (months ? ymSign + months + 'M' : '') +
+        (days ? daysSign + days + 'D' : '') +
+        (hours || minutes || seconds ? 'T' : '') +
+        (hours ? hmsSign + hours + 'H' : '') +
+        (minutes ? hmsSign + minutes + 'M' : '') +
+        (seconds ? hmsSign + s + 'S' : '')
+    );
+}
diff --git a/node_modules/moment/src/lib/duration/prototype.js b/node_modules/moment/src/lib/duration/prototype.js
new file mode 100644
index 0000000..3f24b4a
--- /dev/null
+++ b/node_modules/moment/src/lib/duration/prototype.js
@@ -0,0 +1,78 @@
+import { Duration } from './constructor';
+
+var proto = Duration.prototype;
+
+import { abs } from './abs';
+import { add, subtract } from './add-subtract';
+import {
+    as,
+    asMilliseconds,
+    asSeconds,
+    asMinutes,
+    asHours,
+    asDays,
+    asWeeks,
+    asMonths,
+    asQuarters,
+    asYears,
+    valueOf,
+} from './as';
+import { bubble } from './bubble';
+import { clone } from './clone';
+import {
+    get,
+    milliseconds,
+    seconds,
+    minutes,
+    hours,
+    days,
+    months,
+    years,
+    weeks,
+} from './get';
+import { humanize } from './humanize';
+import { toISOString } from './iso-string';
+import { lang, locale, localeData } from '../moment/locale';
+import { isValid } from './valid';
+
+proto.isValid = isValid;
+proto.abs = abs;
+proto.add = add;
+proto.subtract = subtract;
+proto.as = as;
+proto.asMilliseconds = asMilliseconds;
+proto.asSeconds = asSeconds;
+proto.asMinutes = asMinutes;
+proto.asHours = asHours;
+proto.asDays = asDays;
+proto.asWeeks = asWeeks;
+proto.asMonths = asMonths;
+proto.asQuarters = asQuarters;
+proto.asYears = asYears;
+proto.valueOf = valueOf;
+proto._bubble = bubble;
+proto.clone = clone;
+proto.get = get;
+proto.milliseconds = milliseconds;
+proto.seconds = seconds;
+proto.minutes = minutes;
+proto.hours = hours;
+proto.days = days;
+proto.weeks = weeks;
+proto.months = months;
+proto.years = years;
+proto.humanize = humanize;
+proto.toISOString = toISOString;
+proto.toString = toISOString;
+proto.toJSON = toISOString;
+proto.locale = locale;
+proto.localeData = localeData;
+
+// Deprecations
+import { deprecate } from '../utils/deprecate';
+
+proto.toIsoString = deprecate(
+    'toIsoString() is deprecated. Please use toISOString() instead (notice the capitals)',
+    toISOString
+);
+proto.lang = lang;
diff --git a/node_modules/moment/src/lib/duration/valid.js b/node_modules/moment/src/lib/duration/valid.js
new file mode 100644
index 0000000..88ef7a9
--- /dev/null
+++ b/node_modules/moment/src/lib/duration/valid.js
@@ -0,0 +1,55 @@
+import hasOwnProp from '../utils/has-own-prop';
+import toInt from '../utils/to-int';
+import indexOf from '../utils/index-of';
+import { createDuration } from './create';
+
+var ordering = [
+    'year',
+    'quarter',
+    'month',
+    'week',
+    'day',
+    'hour',
+    'minute',
+    'second',
+    'millisecond',
+];
+
+export default function isDurationValid(m) {
+    var key,
+        unitHasDecimal = false,
+        i,
+        orderLen = ordering.length;
+    for (key in m) {
+        if (
+            hasOwnProp(m, key) &&
+            !(
+                indexOf.call(ordering, key) !== -1 &&
+                (m[key] == null || !isNaN(m[key]))
+            )
+        ) {
+            return false;
+        }
+    }
+
+    for (i = 0; i < orderLen; ++i) {
+        if (m[ordering[i]]) {
+            if (unitHasDecimal) {
+                return false; // only allow non-integers for smallest unit
+            }
+            if (parseFloat(m[ordering[i]]) !== toInt(m[ordering[i]])) {
+                unitHasDecimal = true;
+            }
+        }
+    }
+
+    return true;
+}
+
+export function isValid() {
+    return this._isValid;
+}
+
+export function createInvalid() {
+    return createDuration(NaN);
+}
diff --git a/node_modules/moment/src/lib/format/format.js b/node_modules/moment/src/lib/format/format.js
new file mode 100644
index 0000000..7abe260
--- /dev/null
+++ b/node_modules/moment/src/lib/format/format.js
@@ -0,0 +1,104 @@
+import zeroFill from '../utils/zero-fill';
+import isFunction from '../utils/is-function';
+
+var formattingTokens =
+        /(\[[^\[]*\])|(\\)?([Hh]mm(ss)?|Mo|MM?M?M?|Do|DDDo|DD?D?D?|ddd?d?|do?|w[o|w]?|W[o|W]?|Qo?|N{1,5}|YYYYYY|YYYYY|YYYY|YY|y{2,4}|yo?|gg(ggg?)?|GG(GGG?)?|e|E|a|A|hh?|HH?|kk?|mm?|ss?|S{1,9}|x|X|zz?|ZZ?|.)/g,
+    localFormattingTokens = /(\[[^\[]*\])|(\\)?(LTS|LT|LL?L?L?|l{1,4})/g,
+    formatFunctions = {},
+    formatTokenFunctions = {};
+
+export { formattingTokens, formatTokenFunctions };
+
+// token:    'M'
+// padded:   ['MM', 2]
+// ordinal:  'Mo'
+// callback: function () { this.month() + 1 }
+export function addFormatToken(token, padded, ordinal, callback) {
+    var func = callback;
+    if (typeof callback === 'string') {
+        func = function () {
+            return this[callback]();
+        };
+    }
+    if (token) {
+        formatTokenFunctions[token] = func;
+    }
+    if (padded) {
+        formatTokenFunctions[padded[0]] = function () {
+            return zeroFill(func.apply(this, arguments), padded[1], padded[2]);
+        };
+    }
+    if (ordinal) {
+        formatTokenFunctions[ordinal] = function () {
+            return this.localeData().ordinal(
+                func.apply(this, arguments),
+                token
+            );
+        };
+    }
+}
+
+function removeFormattingTokens(input) {
+    if (input.match(/\[[\s\S]/)) {
+        return input.replace(/^\[|\]$/g, '');
+    }
+    return input.replace(/\\/g, '');
+}
+
+function makeFormatFunction(format) {
+    var array = format.match(formattingTokens),
+        i,
+        length;
+
+    for (i = 0, length = array.length; i < length; i++) {
+        if (formatTokenFunctions[array[i]]) {
+            array[i] = formatTokenFunctions[array[i]];
+        } else {
+            array[i] = removeFormattingTokens(array[i]);
+        }
+    }
+
+    return function (mom) {
+        var output = '',
+            i;
+        for (i = 0; i < length; i++) {
+            output += isFunction(array[i])
+                ? array[i].call(mom, format)
+                : array[i];
+        }
+        return output;
+    };
+}
+
+// format date using native date object
+export function formatMoment(m, format) {
+    if (!m.isValid()) {
+        return m.localeData().invalidDate();
+    }
+
+    format = expandFormat(format, m.localeData());
+    formatFunctions[format] =
+        formatFunctions[format] || makeFormatFunction(format);
+
+    return formatFunctions[format](m);
+}
+
+export function expandFormat(format, locale) {
+    var i = 5;
+
+    function replaceLongDateFormatTokens(input) {
+        return locale.longDateFormat(input) || input;
+    }
+
+    localFormattingTokens.lastIndex = 0;
+    while (i >= 0 && localFormattingTokens.test(format)) {
+        format = format.replace(
+            localFormattingTokens,
+            replaceLongDateFormatTokens
+        );
+        localFormattingTokens.lastIndex = 0;
+        i -= 1;
+    }
+
+    return format;
+}
diff --git a/node_modules/moment/src/lib/locale/base-config.js b/node_modules/moment/src/lib/locale/base-config.js
new file mode 100644
index 0000000..5f8c403
--- /dev/null
+++ b/node_modules/moment/src/lib/locale/base-config.js
@@ -0,0 +1,41 @@
+import { defaultCalendar } from './calendar';
+import { defaultLongDateFormat } from './formats';
+import { defaultInvalidDate } from './invalid';
+import { defaultOrdinal, defaultDayOfMonthOrdinalParse } from './ordinal';
+import { defaultRelativeTime } from './relative';
+
+// months
+import { defaultLocaleMonths, defaultLocaleMonthsShort } from '../units/month';
+
+// week
+import { defaultLocaleWeek } from '../units/week';
+
+// weekdays
+import {
+    defaultLocaleWeekdays,
+    defaultLocaleWeekdaysMin,
+    defaultLocaleWeekdaysShort,
+} from '../units/day-of-week';
+
+// meridiem
+import { defaultLocaleMeridiemParse } from '../units/hour';
+
+export var baseConfig = {
+    calendar: defaultCalendar,
+    longDateFormat: defaultLongDateFormat,
+    invalidDate: defaultInvalidDate,
+    ordinal: defaultOrdinal,
+    dayOfMonthOrdinalParse: defaultDayOfMonthOrdinalParse,
+    relativeTime: defaultRelativeTime,
+
+    months: defaultLocaleMonths,
+    monthsShort: defaultLocaleMonthsShort,
+
+    week: defaultLocaleWeek,
+
+    weekdays: defaultLocaleWeekdays,
+    weekdaysMin: defaultLocaleWeekdaysMin,
+    weekdaysShort: defaultLocaleWeekdaysShort,
+
+    meridiemParse: defaultLocaleMeridiemParse,
+};
diff --git a/node_modules/moment/src/lib/locale/calendar.js b/node_modules/moment/src/lib/locale/calendar.js
new file mode 100644
index 0000000..52c6ba5
--- /dev/null
+++ b/node_modules/moment/src/lib/locale/calendar.js
@@ -0,0 +1,15 @@
+export var defaultCalendar = {
+    sameDay: '[Today at] LT',
+    nextDay: '[Tomorrow at] LT',
+    nextWeek: 'dddd [at] LT',
+    lastDay: '[Yesterday at] LT',
+    lastWeek: '[Last] dddd [at] LT',
+    sameElse: 'L',
+};
+
+import isFunction from '../utils/is-function';
+
+export function calendar(key, mom, now) {
+    var output = this._calendar[key] || this._calendar['sameElse'];
+    return isFunction(output) ? output.call(mom, now) : output;
+}
diff --git a/node_modules/moment/src/lib/locale/constructor.js b/node_modules/moment/src/lib/locale/constructor.js
new file mode 100644
index 0000000..c32b73e
--- /dev/null
+++ b/node_modules/moment/src/lib/locale/constructor.js
@@ -0,0 +1,5 @@
+export function Locale(config) {
+    if (config != null) {
+        this.set(config);
+    }
+}
diff --git a/node_modules/moment/src/lib/locale/en.js b/node_modules/moment/src/lib/locale/en.js
new file mode 100644
index 0000000..22578a8
--- /dev/null
+++ b/node_modules/moment/src/lib/locale/en.js
@@ -0,0 +1,39 @@
+import './prototype';
+import { getSetGlobalLocale } from './locales';
+import toInt from '../utils/to-int';
+
+getSetGlobalLocale('en', {
+    eras: [
+        {
+            since: '0001-01-01',
+            until: +Infinity,
+            offset: 1,
+            name: 'Anno Domini',
+            narrow: 'AD',
+            abbr: 'AD',
+        },
+        {
+            since: '0000-12-31',
+            until: -Infinity,
+            offset: 1,
+            name: 'Before Christ',
+            narrow: 'BC',
+            abbr: 'BC',
+        },
+    ],
+    dayOfMonthOrdinalParse: /\d{1,2}(th|st|nd|rd)/,
+    ordinal: function (number) {
+        var b = number % 10,
+            output =
+                toInt((number % 100) / 10) === 1
+                    ? 'th'
+                    : b === 1
+                      ? 'st'
+                      : b === 2
+                        ? 'nd'
+                        : b === 3
+                          ? 'rd'
+                          : 'th';
+        return number + output;
+    },
+});
diff --git a/node_modules/moment/src/lib/locale/formats.js b/node_modules/moment/src/lib/locale/formats.js
new file mode 100644
index 0000000..ea74837
--- /dev/null
+++ b/node_modules/moment/src/lib/locale/formats.js
@@ -0,0 +1,36 @@
+import { formattingTokens } from '../format/format';
+
+export var defaultLongDateFormat = {
+    LTS: 'h:mm:ss A',
+    LT: 'h:mm A',
+    L: 'MM/DD/YYYY',
+    LL: 'MMMM D, YYYY',
+    LLL: 'MMMM D, YYYY h:mm A',
+    LLLL: 'dddd, MMMM D, YYYY h:mm A',
+};
+
+export function longDateFormat(key) {
+    var format = this._longDateFormat[key],
+        formatUpper = this._longDateFormat[key.toUpperCase()];
+
+    if (format || !formatUpper) {
+        return format;
+    }
+
+    this._longDateFormat[key] = formatUpper
+        .match(formattingTokens)
+        .map(function (tok) {
+            if (
+                tok === 'MMMM' ||
+                tok === 'MM' ||
+                tok === 'DD' ||
+                tok === 'dddd'
+            ) {
+                return tok.slice(1);
+            }
+            return tok;
+        })
+        .join('');
+
+    return this._longDateFormat[key];
+}
diff --git a/node_modules/moment/src/lib/locale/invalid.js b/node_modules/moment/src/lib/locale/invalid.js
new file mode 100644
index 0000000..baf1a86
--- /dev/null
+++ b/node_modules/moment/src/lib/locale/invalid.js
@@ -0,0 +1,5 @@
+export var defaultInvalidDate = 'Invalid date';
+
+export function invalidDate() {
+    return this._invalidDate;
+}
diff --git a/node_modules/moment/src/lib/locale/lists.js b/node_modules/moment/src/lib/locale/lists.js
new file mode 100644
index 0000000..9470d07
--- /dev/null
+++ b/node_modules/moment/src/lib/locale/lists.js
@@ -0,0 +1,93 @@
+import isNumber from '../utils/is-number';
+import { getLocale } from './locales';
+import { createUTC } from '../create/utc';
+
+function get(format, index, field, setter) {
+    var locale = getLocale(),
+        utc = createUTC().set(setter, index);
+    return locale[field](utc, format);
+}
+
+function listMonthsImpl(format, index, field) {
+    if (isNumber(format)) {
+        index = format;
+        format = undefined;
+    }
+
+    format = format || '';
+
+    if (index != null) {
+        return get(format, index, field, 'month');
+    }
+
+    var i,
+        out = [];
+    for (i = 0; i < 12; i++) {
+        out[i] = get(format, i, field, 'month');
+    }
+    return out;
+}
+
+// ()
+// (5)
+// (fmt, 5)
+// (fmt)
+// (true)
+// (true, 5)
+// (true, fmt, 5)
+// (true, fmt)
+function listWeekdaysImpl(localeSorted, format, index, field) {
+    if (typeof localeSorted === 'boolean') {
+        if (isNumber(format)) {
+            index = format;
+            format = undefined;
+        }
+
+        format = format || '';
+    } else {
+        format = localeSorted;
+        index = format;
+        localeSorted = false;
+
+        if (isNumber(format)) {
+            index = format;
+            format = undefined;
+        }
+
+        format = format || '';
+    }
+
+    var locale = getLocale(),
+        shift = localeSorted ? locale._week.dow : 0,
+        i,
+        out = [];
+
+    if (index != null) {
+        return get(format, (index + shift) % 7, field, 'day');
+    }
+
+    for (i = 0; i < 7; i++) {
+        out[i] = get(format, (i + shift) % 7, field, 'day');
+    }
+    return out;
+}
+
+export function listMonths(format, index) {
+    return listMonthsImpl(format, index, 'months');
+}
+
+export function listMonthsShort(format, index) {
+    return listMonthsImpl(format, index, 'monthsShort');
+}
+
+export function listWeekdays(localeSorted, format, index) {
+    return listWeekdaysImpl(localeSorted, format, index, 'weekdays');
+}
+
+export function listWeekdaysShort(localeSorted, format, index) {
+    return listWeekdaysImpl(localeSorted, format, index, 'weekdaysShort');
+}
+
+export function listWeekdaysMin(localeSorted, format, index) {
+    return listWeekdaysImpl(localeSorted, format, index, 'weekdaysMin');
+}
diff --git a/node_modules/moment/src/lib/locale/locale.js b/node_modules/moment/src/lib/locale/locale.js
new file mode 100644
index 0000000..522e36d
--- /dev/null
+++ b/node_modules/moment/src/lib/locale/locale.js
@@ -0,0 +1,45 @@
+// Side effect imports
+import './prototype';
+
+import {
+    getSetGlobalLocale,
+    defineLocale,
+    updateLocale,
+    getLocale,
+    listLocales,
+} from './locales';
+
+import {
+    listMonths,
+    listMonthsShort,
+    listWeekdays,
+    listWeekdaysShort,
+    listWeekdaysMin,
+} from './lists';
+
+export {
+    getSetGlobalLocale,
+    defineLocale,
+    updateLocale,
+    getLocale,
+    listLocales,
+    listMonths,
+    listMonthsShort,
+    listWeekdays,
+    listWeekdaysShort,
+    listWeekdaysMin,
+};
+
+import { deprecate } from '../utils/deprecate';
+import { hooks } from '../utils/hooks';
+
+hooks.lang = deprecate(
+    'moment.lang is deprecated. Use moment.locale instead.',
+    getSetGlobalLocale
+);
+hooks.langData = deprecate(
+    'moment.langData is deprecated. Use moment.localeData instead.',
+    getLocale
+);
+
+import './en';
diff --git a/node_modules/moment/src/lib/locale/locales.js b/node_modules/moment/src/lib/locale/locales.js
new file mode 100644
index 0000000..721594a
--- /dev/null
+++ b/node_modules/moment/src/lib/locale/locales.js
@@ -0,0 +1,249 @@
+import isArray from '../utils/is-array';
+import isUndefined from '../utils/is-undefined';
+import { deprecateSimple } from '../utils/deprecate';
+import { mergeConfigs } from './set';
+import { Locale } from './constructor';
+import keys from '../utils/keys';
+
+import { baseConfig } from './base-config';
+
+// internal storage for locale config files
+var locales = {},
+    localeFamilies = {},
+    globalLocale;
+
+function commonPrefix(arr1, arr2) {
+    var i,
+        minl = Math.min(arr1.length, arr2.length);
+    for (i = 0; i < minl; i += 1) {
+        if (arr1[i] !== arr2[i]) {
+            return i;
+        }
+    }
+    return minl;
+}
+
+function normalizeLocale(key) {
+    return key ? key.toLowerCase().replace('_', '-') : key;
+}
+
+// pick the locale from the array
+// try ['en-au', 'en-gb'] as 'en-au', 'en-gb', 'en', as in move through the list trying each
+// substring from most specific to least, but move to the next array item if it's a more specific variant than the current root
+function chooseLocale(names) {
+    var i = 0,
+        j,
+        next,
+        locale,
+        split;
+
+    while (i < names.length) {
+        split = normalizeLocale(names[i]).split('-');
+        j = split.length;
+        next = normalizeLocale(names[i + 1]);
+        next = next ? next.split('-') : null;
+        while (j > 0) {
+            locale = loadLocale(split.slice(0, j).join('-'));
+            if (locale) {
+                return locale;
+            }
+            if (
+                next &&
+                next.length >= j &&
+                commonPrefix(split, next) >= j - 1
+            ) {
+                //the next array item is better than a shallower substring of this one
+                break;
+            }
+            j--;
+        }
+        i++;
+    }
+    return globalLocale;
+}
+
+function isLocaleNameSane(name) {
+    // Prevent names that look like filesystem paths, i.e contain '/' or '\'
+    // Ensure name is available and function returns boolean
+    return !!(name && name.match('^[^/\\\\]*$'));
+}
+
+function loadLocale(name) {
+    var oldLocale = null,
+        aliasedRequire;
+    // TODO: Find a better way to register and load all the locales in Node
+    if (
+        locales[name] === undefined &&
+        typeof module !== 'undefined' &&
+        module &&
+        module.exports &&
+        isLocaleNameSane(name)
+    ) {
+        try {
+            oldLocale = globalLocale._abbr;
+            aliasedRequire = require;
+            aliasedRequire('./locale/' + name);
+            getSetGlobalLocale(oldLocale);
+        } catch (e) {
+            // mark as not found to avoid repeating expensive file require call causing high CPU
+            // when trying to find en-US, en_US, en-us for every format call
+            locales[name] = null; // null means not found
+        }
+    }
+    return locales[name];
+}
+
+// This function will load locale and then set the global locale.  If
+// no arguments are passed in, it will simply return the current global
+// locale key.
+export function getSetGlobalLocale(key, values) {
+    var data;
+    if (key) {
+        if (isUndefined(values)) {
+            data = getLocale(key);
+        } else {
+            data = defineLocale(key, values);
+        }
+
+        if (data) {
+            // moment.duration._locale = moment._locale = data;
+            globalLocale = data;
+        } else {
+            if (typeof console !== 'undefined' && console.warn) {
+                //warn user if arguments are passed but the locale could not be set
+                console.warn(
+                    'Locale ' + key + ' not found. Did you forget to load it?'
+                );
+            }
+        }
+    }
+
+    return globalLocale._abbr;
+}
+
+export function defineLocale(name, config) {
+    if (config !== null) {
+        var locale,
+            parentConfig = baseConfig;
+        config.abbr = name;
+        if (locales[name] != null) {
+            deprecateSimple(
+                'defineLocaleOverride',
+                'use moment.updateLocale(localeName, config) to change ' +
+                    'an existing locale. moment.defineLocale(localeName, ' +
+                    'config) should only be used for creating a new locale ' +
+                    'See http://momentjs.com/guides/#/warnings/define-locale/ for more info.'
+            );
+            parentConfig = locales[name]._config;
+        } else if (config.parentLocale != null) {
+            if (locales[config.parentLocale] != null) {
+                parentConfig = locales[config.parentLocale]._config;
+            } else {
+                locale = loadLocale(config.parentLocale);
+                if (locale != null) {
+                    parentConfig = locale._config;
+                } else {
+                    if (!localeFamilies[config.parentLocale]) {
+                        localeFamilies[config.parentLocale] = [];
+                    }
+                    localeFamilies[config.parentLocale].push({
+                        name: name,
+                        config: config,
+                    });
+                    return null;
+                }
+            }
+        }
+        locales[name] = new Locale(mergeConfigs(parentConfig, config));
+
+        if (localeFamilies[name]) {
+            localeFamilies[name].forEach(function (x) {
+                defineLocale(x.name, x.config);
+            });
+        }
+
+        // backwards compat for now: also set the locale
+        // make sure we set the locale AFTER all child locales have been
+        // created, so we won't end up with the child locale set.
+        getSetGlobalLocale(name);
+
+        return locales[name];
+    } else {
+        // useful for testing
+        delete locales[name];
+        return null;
+    }
+}
+
+export function updateLocale(name, config) {
+    if (config != null) {
+        var locale,
+            tmpLocale,
+            parentConfig = baseConfig;
+
+        if (locales[name] != null && locales[name].parentLocale != null) {
+            // Update existing child locale in-place to avoid memory-leaks
+            locales[name].set(mergeConfigs(locales[name]._config, config));
+        } else {
+            // MERGE
+            tmpLocale = loadLocale(name);
+            if (tmpLocale != null) {
+                parentConfig = tmpLocale._config;
+            }
+            config = mergeConfigs(parentConfig, config);
+            if (tmpLocale == null) {
+                // updateLocale is called for creating a new locale
+                // Set abbr so it will have a name (getters return
+                // undefined otherwise).
+                config.abbr = name;
+            }
+            locale = new Locale(config);
+            locale.parentLocale = locales[name];
+            locales[name] = locale;
+        }
+
+        // backwards compat for now: also set the locale
+        getSetGlobalLocale(name);
+    } else {
+        // pass null for config to unupdate, useful for tests
+        if (locales[name] != null) {
+            if (locales[name].parentLocale != null) {
+                locales[name] = locales[name].parentLocale;
+                if (name === getSetGlobalLocale()) {
+                    getSetGlobalLocale(name);
+                }
+            } else if (locales[name] != null) {
+                delete locales[name];
+            }
+        }
+    }
+    return locales[name];
+}
+
+// returns locale data
+export function getLocale(key) {
+    var locale;
+
+    if (key && key._locale && key._locale._abbr) {
+        key = key._locale._abbr;
+    }
+
+    if (!key) {
+        return globalLocale;
+    }
+
+    if (!isArray(key)) {
+        //short-circuit everything else
+        locale = loadLocale(key);
+        if (locale) {
+            return locale;
+        }
+        key = [key];
+    }
+
+    return chooseLocale(key);
+}
+
+export function listLocales() {
+    return keys(locales);
+}
diff --git a/node_modules/moment/src/lib/locale/ordinal.js b/node_modules/moment/src/lib/locale/ordinal.js
new file mode 100644
index 0000000..db44f33
--- /dev/null
+++ b/node_modules/moment/src/lib/locale/ordinal.js
@@ -0,0 +1,8 @@
+var defaultOrdinal = '%d',
+    defaultDayOfMonthOrdinalParse = /\d{1,2}/;
+
+export { defaultOrdinal, defaultDayOfMonthOrdinalParse };
+
+export function ordinal(number) {
+    return this._ordinal.replace('%d', number);
+}
diff --git a/node_modules/moment/src/lib/locale/pre-post-format.js b/node_modules/moment/src/lib/locale/pre-post-format.js
new file mode 100644
index 0000000..3551dba
--- /dev/null
+++ b/node_modules/moment/src/lib/locale/pre-post-format.js
@@ -0,0 +1,3 @@
+export function preParsePostFormat(string) {
+    return string;
+}
diff --git a/node_modules/moment/src/lib/locale/prototype.js b/node_modules/moment/src/lib/locale/prototype.js
new file mode 100644
index 0000000..2057f69
--- /dev/null
+++ b/node_modules/moment/src/lib/locale/prototype.js
@@ -0,0 +1,88 @@
+import { Locale } from './constructor';
+
+var proto = Locale.prototype;
+
+import { calendar } from './calendar';
+import { longDateFormat } from './formats';
+import { invalidDate } from './invalid';
+import { ordinal } from './ordinal';
+import { preParsePostFormat } from './pre-post-format';
+import { relativeTime, pastFuture } from './relative';
+import { set } from './set';
+
+proto.calendar = calendar;
+proto.longDateFormat = longDateFormat;
+proto.invalidDate = invalidDate;
+proto.ordinal = ordinal;
+proto.preparse = preParsePostFormat;
+proto.postformat = preParsePostFormat;
+proto.relativeTime = relativeTime;
+proto.pastFuture = pastFuture;
+proto.set = set;
+
+// Eras
+import {
+    localeEras,
+    localeErasParse,
+    localeErasConvertYear,
+    erasAbbrRegex,
+    erasNameRegex,
+    erasNarrowRegex,
+} from '../units/era';
+proto.eras = localeEras;
+proto.erasParse = localeErasParse;
+proto.erasConvertYear = localeErasConvertYear;
+proto.erasAbbrRegex = erasAbbrRegex;
+proto.erasNameRegex = erasNameRegex;
+proto.erasNarrowRegex = erasNarrowRegex;
+
+// Month
+import {
+    localeMonthsParse,
+    localeMonths,
+    localeMonthsShort,
+    monthsRegex,
+    monthsShortRegex,
+} from '../units/month';
+
+proto.months = localeMonths;
+proto.monthsShort = localeMonthsShort;
+proto.monthsParse = localeMonthsParse;
+proto.monthsRegex = monthsRegex;
+proto.monthsShortRegex = monthsShortRegex;
+
+// Week
+import {
+    localeWeek,
+    localeFirstDayOfYear,
+    localeFirstDayOfWeek,
+} from '../units/week';
+proto.week = localeWeek;
+proto.firstDayOfYear = localeFirstDayOfYear;
+proto.firstDayOfWeek = localeFirstDayOfWeek;
+
+// Day of Week
+import {
+    localeWeekdaysParse,
+    localeWeekdays,
+    localeWeekdaysMin,
+    localeWeekdaysShort,
+    weekdaysRegex,
+    weekdaysShortRegex,
+    weekdaysMinRegex,
+} from '../units/day-of-week';
+
+proto.weekdays = localeWeekdays;
+proto.weekdaysMin = localeWeekdaysMin;
+proto.weekdaysShort = localeWeekdaysShort;
+proto.weekdaysParse = localeWeekdaysParse;
+
+proto.weekdaysRegex = weekdaysRegex;
+proto.weekdaysShortRegex = weekdaysShortRegex;
+proto.weekdaysMinRegex = weekdaysMinRegex;
+
+// Hours
+import { localeIsPM, localeMeridiem } from '../units/hour';
+
+proto.isPM = localeIsPM;
+proto.meridiem = localeMeridiem;
diff --git a/node_modules/moment/src/lib/locale/relative.js b/node_modules/moment/src/lib/locale/relative.js
new file mode 100644
index 0000000..8194045
--- /dev/null
+++ b/node_modules/moment/src/lib/locale/relative.js
@@ -0,0 +1,32 @@
+export var defaultRelativeTime = {
+    future: 'in %s',
+    past: '%s ago',
+    s: 'a few seconds',
+    ss: '%d seconds',
+    m: 'a minute',
+    mm: '%d minutes',
+    h: 'an hour',
+    hh: '%d hours',
+    d: 'a day',
+    dd: '%d days',
+    w: 'a week',
+    ww: '%d weeks',
+    M: 'a month',
+    MM: '%d months',
+    y: 'a year',
+    yy: '%d years',
+};
+
+import isFunction from '../utils/is-function';
+
+export function relativeTime(number, withoutSuffix, string, isFuture) {
+    var output = this._relativeTime[string];
+    return isFunction(output)
+        ? output(number, withoutSuffix, string, isFuture)
+        : output.replace(/%d/i, number);
+}
+
+export function pastFuture(diff, output) {
+    var format = this._relativeTime[diff > 0 ? 'future' : 'past'];
+    return isFunction(format) ? format(output) : format.replace(/%s/i, output);
+}
diff --git a/node_modules/moment/src/lib/locale/set.js b/node_modules/moment/src/lib/locale/set.js
new file mode 100644
index 0000000..3b069de
--- /dev/null
+++ b/node_modules/moment/src/lib/locale/set.js
@@ -0,0 +1,56 @@
+import isFunction from '../utils/is-function';
+import extend from '../utils/extend';
+import isObject from '../utils/is-object';
+import hasOwnProp from '../utils/has-own-prop';
+
+export function set(config) {
+    var prop, i;
+    for (i in config) {
+        if (hasOwnProp(config, i)) {
+            prop = config[i];
+            if (isFunction(prop)) {
+                this[i] = prop;
+            } else {
+                this['_' + i] = prop;
+            }
+        }
+    }
+    this._config = config;
+    // Lenient ordinal parsing accepts just a number in addition to
+    // number + (possibly) stuff coming from _dayOfMonthOrdinalParse.
+    // TODO: Remove "ordinalParse" fallback in next major release.
+    this._dayOfMonthOrdinalParseLenient = new RegExp(
+        (this._dayOfMonthOrdinalParse.source || this._ordinalParse.source) +
+            '|' +
+            /\d{1,2}/.source
+    );
+}
+
+export function mergeConfigs(parentConfig, childConfig) {
+    var res = extend({}, parentConfig),
+        prop;
+    for (prop in childConfig) {
+        if (hasOwnProp(childConfig, prop)) {
+            if (isObject(parentConfig[prop]) && isObject(childConfig[prop])) {
+                res[prop] = {};
+                extend(res[prop], parentConfig[prop]);
+                extend(res[prop], childConfig[prop]);
+            } else if (childConfig[prop] != null) {
+                res[prop] = childConfig[prop];
+            } else {
+                delete res[prop];
+            }
+        }
+    }
+    for (prop in parentConfig) {
+        if (
+            hasOwnProp(parentConfig, prop) &&
+            !hasOwnProp(childConfig, prop) &&
+            isObject(parentConfig[prop])
+        ) {
+            // make sure changes to properties don't modify parent config
+            res[prop] = extend({}, res[prop]);
+        }
+    }
+    return res;
+}
diff --git a/node_modules/moment/src/lib/moment/add-subtract.js b/node_modules/moment/src/lib/moment/add-subtract.js
new file mode 100644
index 0000000..6e7cf22
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/add-subtract.js
@@ -0,0 +1,61 @@
+import { get, set } from './get-set';
+import { setMonth } from '../units/month';
+import { createDuration } from '../duration/create';
+import { deprecateSimple } from '../utils/deprecate';
+import { hooks } from '../utils/hooks';
+import absRound from '../utils/abs-round';
+
+// TODO: remove 'name' arg after deprecation is removed
+function createAdder(direction, name) {
+    return function (val, period) {
+        var dur, tmp;
+        //invert the arguments, but complain about it
+        if (period !== null && !isNaN(+period)) {
+            deprecateSimple(
+                name,
+                'moment().' +
+                    name +
+                    '(period, number) is deprecated. Please use moment().' +
+                    name +
+                    '(number, period). ' +
+                    'See http://momentjs.com/guides/#/warnings/add-inverted-param/ for more info.'
+            );
+            tmp = val;
+            val = period;
+            period = tmp;
+        }
+
+        dur = createDuration(val, period);
+        addSubtract(this, dur, direction);
+        return this;
+    };
+}
+
+export function addSubtract(mom, duration, isAdding, updateOffset) {
+    var milliseconds = duration._milliseconds,
+        days = absRound(duration._days),
+        months = absRound(duration._months);
+
+    if (!mom.isValid()) {
+        // No op
+        return;
+    }
+
+    updateOffset = updateOffset == null ? true : updateOffset;
+
+    if (months) {
+        setMonth(mom, get(mom, 'Month') + months * isAdding);
+    }
+    if (days) {
+        set(mom, 'Date', get(mom, 'Date') + days * isAdding);
+    }
+    if (milliseconds) {
+        mom._d.setTime(mom._d.valueOf() + milliseconds * isAdding);
+    }
+    if (updateOffset) {
+        hooks.updateOffset(mom, days || months);
+    }
+}
+
+export var add = createAdder(1, 'add'),
+    subtract = createAdder(-1, 'subtract');
diff --git a/node_modules/moment/src/lib/moment/calendar.js b/node_modules/moment/src/lib/moment/calendar.js
new file mode 100644
index 0000000..7b45d4e
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/calendar.js
@@ -0,0 +1,53 @@
+import { createLocal } from '../create/local';
+import { cloneWithOffset } from '../units/offset';
+import isFunction from '../utils/is-function';
+import { hooks } from '../utils/hooks';
+import { isMomentInput } from '../utils/is-moment-input';
+import isCalendarSpec from '../utils/is-calendar-spec';
+
+export function getCalendarFormat(myMoment, now) {
+    var diff = myMoment.diff(now, 'days', true);
+    return diff < -6
+        ? 'sameElse'
+        : diff < -1
+          ? 'lastWeek'
+          : diff < 0
+            ? 'lastDay'
+            : diff < 1
+              ? 'sameDay'
+              : diff < 2
+                ? 'nextDay'
+                : diff < 7
+                  ? 'nextWeek'
+                  : 'sameElse';
+}
+
+export function calendar(time, formats) {
+    // Support for single parameter, formats only overload to the calendar function
+    if (arguments.length === 1) {
+        if (!arguments[0]) {
+            time = undefined;
+            formats = undefined;
+        } else if (isMomentInput(arguments[0])) {
+            time = arguments[0];
+            formats = undefined;
+        } else if (isCalendarSpec(arguments[0])) {
+            formats = arguments[0];
+            time = undefined;
+        }
+    }
+    // We want to compare the start of today, vs this.
+    // Getting start-of-today depends on whether we're local/utc/offset or not.
+    var now = time || createLocal(),
+        sod = cloneWithOffset(now, this).startOf('day'),
+        format = hooks.calendarFormat(this, sod) || 'sameElse',
+        output =
+            formats &&
+            (isFunction(formats[format])
+                ? formats[format].call(this, now)
+                : formats[format]);
+
+    return this.format(
+        output || this.localeData().calendar(format, this, createLocal(now))
+    );
+}
diff --git a/node_modules/moment/src/lib/moment/clone.js b/node_modules/moment/src/lib/moment/clone.js
new file mode 100644
index 0000000..de77c12
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/clone.js
@@ -0,0 +1,5 @@
+import { Moment } from './constructor';
+
+export function clone() {
+    return new Moment(this);
+}
diff --git a/node_modules/moment/src/lib/moment/compare.js b/node_modules/moment/src/lib/moment/compare.js
new file mode 100644
index 0000000..3f66d77
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/compare.js
@@ -0,0 +1,72 @@
+import { isMoment } from './constructor';
+import { normalizeUnits } from '../units/aliases';
+import { createLocal } from '../create/local';
+
+export function isAfter(input, units) {
+    var localInput = isMoment(input) ? input : createLocal(input);
+    if (!(this.isValid() && localInput.isValid())) {
+        return false;
+    }
+    units = normalizeUnits(units) || 'millisecond';
+    if (units === 'millisecond') {
+        return this.valueOf() > localInput.valueOf();
+    } else {
+        return localInput.valueOf() < this.clone().startOf(units).valueOf();
+    }
+}
+
+export function isBefore(input, units) {
+    var localInput = isMoment(input) ? input : createLocal(input);
+    if (!(this.isValid() && localInput.isValid())) {
+        return false;
+    }
+    units = normalizeUnits(units) || 'millisecond';
+    if (units === 'millisecond') {
+        return this.valueOf() < localInput.valueOf();
+    } else {
+        return this.clone().endOf(units).valueOf() < localInput.valueOf();
+    }
+}
+
+export function isBetween(from, to, units, inclusivity) {
+    var localFrom = isMoment(from) ? from : createLocal(from),
+        localTo = isMoment(to) ? to : createLocal(to);
+    if (!(this.isValid() && localFrom.isValid() && localTo.isValid())) {
+        return false;
+    }
+    inclusivity = inclusivity || '()';
+    return (
+        (inclusivity[0] === '('
+            ? this.isAfter(localFrom, units)
+            : !this.isBefore(localFrom, units)) &&
+        (inclusivity[1] === ')'
+            ? this.isBefore(localTo, units)
+            : !this.isAfter(localTo, units))
+    );
+}
+
+export function isSame(input, units) {
+    var localInput = isMoment(input) ? input : createLocal(input),
+        inputMs;
+    if (!(this.isValid() && localInput.isValid())) {
+        return false;
+    }
+    units = normalizeUnits(units) || 'millisecond';
+    if (units === 'millisecond') {
+        return this.valueOf() === localInput.valueOf();
+    } else {
+        inputMs = localInput.valueOf();
+        return (
+            this.clone().startOf(units).valueOf() <= inputMs &&
+            inputMs <= this.clone().endOf(units).valueOf()
+        );
+    }
+}
+
+export function isSameOrAfter(input, units) {
+    return this.isSame(input, units) || this.isAfter(input, units);
+}
+
+export function isSameOrBefore(input, units) {
+    return this.isSame(input, units) || this.isBefore(input, units);
+}
diff --git a/node_modules/moment/src/lib/moment/constructor.js b/node_modules/moment/src/lib/moment/constructor.js
new file mode 100644
index 0000000..b86de8b
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/constructor.js
@@ -0,0 +1,80 @@
+import { hooks } from '../utils/hooks';
+import isUndefined from '../utils/is-undefined';
+import getParsingFlags from '../create/parsing-flags';
+
+// Plugins that add properties should also add the key here (null value),
+// so we can properly clone ourselves.
+var momentProperties = (hooks.momentProperties = []),
+    updateInProgress = false;
+
+export function copyConfig(to, from) {
+    var i,
+        prop,
+        val,
+        momentPropertiesLen = momentProperties.length;
+
+    if (!isUndefined(from._isAMomentObject)) {
+        to._isAMomentObject = from._isAMomentObject;
+    }
+    if (!isUndefined(from._i)) {
+        to._i = from._i;
+    }
+    if (!isUndefined(from._f)) {
+        to._f = from._f;
+    }
+    if (!isUndefined(from._l)) {
+        to._l = from._l;
+    }
+    if (!isUndefined(from._strict)) {
+        to._strict = from._strict;
+    }
+    if (!isUndefined(from._tzm)) {
+        to._tzm = from._tzm;
+    }
+    if (!isUndefined(from._isUTC)) {
+        to._isUTC = from._isUTC;
+    }
+    if (!isUndefined(from._offset)) {
+        to._offset = from._offset;
+    }
+    if (!isUndefined(from._pf)) {
+        to._pf = getParsingFlags(from);
+    }
+    if (!isUndefined(from._locale)) {
+        to._locale = from._locale;
+    }
+
+    if (momentPropertiesLen > 0) {
+        for (i = 0; i < momentPropertiesLen; i++) {
+            prop = momentProperties[i];
+            val = from[prop];
+            if (!isUndefined(val)) {
+                to[prop] = val;
+            }
+        }
+    }
+
+    return to;
+}
+
+// Moment prototype object
+export function Moment(config) {
+    copyConfig(this, config);
+    this._d = new Date(config._d != null ? config._d.getTime() : NaN);
+    if (!this.isValid()) {
+        this._d = new Date(NaN);
+    }
+    // Prevent infinite loop in case updateOffset creates new moment
+    // objects.
+    if (updateInProgress === false) {
+        updateInProgress = true;
+        hooks.updateOffset(this);
+        updateInProgress = false;
+    }
+}
+
+export function isMoment(obj) {
+    return (
+        obj instanceof Moment || (obj != null && obj._isAMomentObject != null)
+    );
+}
diff --git a/node_modules/moment/src/lib/moment/creation-data.js b/node_modules/moment/src/lib/moment/creation-data.js
new file mode 100644
index 0000000..6643c44
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/creation-data.js
@@ -0,0 +1,9 @@
+export function creationData() {
+    return {
+        input: this._i,
+        format: this._f,
+        locale: this._locale,
+        isUTC: this._isUTC,
+        strict: this._strict,
+    };
+}
diff --git a/node_modules/moment/src/lib/moment/diff.js b/node_modules/moment/src/lib/moment/diff.js
new file mode 100644
index 0000000..5157318
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/diff.js
@@ -0,0 +1,79 @@
+import absFloor from '../utils/abs-floor';
+import { cloneWithOffset } from '../units/offset';
+import { normalizeUnits } from '../units/aliases';
+
+export function diff(input, units, asFloat) {
+    var that, zoneDelta, output;
+
+    if (!this.isValid()) {
+        return NaN;
+    }
+
+    that = cloneWithOffset(input, this);
+
+    if (!that.isValid()) {
+        return NaN;
+    }
+
+    zoneDelta = (that.utcOffset() - this.utcOffset()) * 6e4;
+
+    units = normalizeUnits(units);
+
+    switch (units) {
+        case 'year':
+            output = monthDiff(this, that) / 12;
+            break;
+        case 'month':
+            output = monthDiff(this, that);
+            break;
+        case 'quarter':
+            output = monthDiff(this, that) / 3;
+            break;
+        case 'second':
+            output = (this - that) / 1e3;
+            break; // 1000
+        case 'minute':
+            output = (this - that) / 6e4;
+            break; // 1000 * 60
+        case 'hour':
+            output = (this - that) / 36e5;
+            break; // 1000 * 60 * 60
+        case 'day':
+            output = (this - that - zoneDelta) / 864e5;
+            break; // 1000 * 60 * 60 * 24, negate dst
+        case 'week':
+            output = (this - that - zoneDelta) / 6048e5;
+            break; // 1000 * 60 * 60 * 24 * 7, negate dst
+        default:
+            output = this - that;
+    }
+
+    return asFloat ? output : absFloor(output);
+}
+
+function monthDiff(a, b) {
+    if (a.date() < b.date()) {
+        // end-of-month calculations work correct when the start month has more
+        // days than the end month.
+        return -monthDiff(b, a);
+    }
+    // difference in months
+    var wholeMonthDiff = (b.year() - a.year()) * 12 + (b.month() - a.month()),
+        // b is in (anchor - 1 month, anchor + 1 month)
+        anchor = a.clone().add(wholeMonthDiff, 'months'),
+        anchor2,
+        adjust;
+
+    if (b - anchor < 0) {
+        anchor2 = a.clone().add(wholeMonthDiff - 1, 'months');
+        // linear across the month
+        adjust = (b - anchor) / (anchor - anchor2);
+    } else {
+        anchor2 = a.clone().add(wholeMonthDiff + 1, 'months');
+        // linear across the month
+        adjust = (b - anchor) / (anchor2 - anchor);
+    }
+
+    //check for negative zero, return zero if negative zero
+    return -(wholeMonthDiff + adjust) || 0;
+}
diff --git a/node_modules/moment/src/lib/moment/format.js b/node_modules/moment/src/lib/moment/format.js
new file mode 100644
index 0000000..9a3592a
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/format.js
@@ -0,0 +1,78 @@
+import { formatMoment } from '../format/format';
+import { hooks } from '../utils/hooks';
+import isFunction from '../utils/is-function';
+
+hooks.defaultFormat = 'YYYY-MM-DDTHH:mm:ssZ';
+hooks.defaultFormatUtc = 'YYYY-MM-DDTHH:mm:ss[Z]';
+
+export function toString() {
+    return this.clone().locale('en').format('ddd MMM DD YYYY HH:mm:ss [GMT]ZZ');
+}
+
+export function toISOString(keepOffset) {
+    if (!this.isValid()) {
+        return null;
+    }
+    var utc = keepOffset !== true,
+        m = utc ? this.clone().utc() : this;
+    if (m.year() < 0 || m.year() > 9999) {
+        return formatMoment(
+            m,
+            utc
+                ? 'YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]'
+                : 'YYYYYY-MM-DD[T]HH:mm:ss.SSSZ'
+        );
+    }
+    if (isFunction(Date.prototype.toISOString)) {
+        // native implementation is ~50x faster, use it when we can
+        if (utc) {
+            return this.toDate().toISOString();
+        } else {
+            return new Date(this.valueOf() + this.utcOffset() * 60 * 1000)
+                .toISOString()
+                .replace('Z', formatMoment(m, 'Z'));
+        }
+    }
+    return formatMoment(
+        m,
+        utc ? 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]' : 'YYYY-MM-DD[T]HH:mm:ss.SSSZ'
+    );
+}
+
+/**
+ * Return a human readable representation of a moment that can
+ * also be evaluated to get a new moment which is the same
+ *
+ * @link https://nodejs.org/dist/latest/docs/api/util.html#util_custom_inspect_function_on_objects
+ */
+export function inspect() {
+    if (!this.isValid()) {
+        return 'moment.invalid(/* ' + this._i + ' */)';
+    }
+    var func = 'moment',
+        zone = '',
+        prefix,
+        year,
+        datetime,
+        suffix;
+    if (!this.isLocal()) {
+        func = this.utcOffset() === 0 ? 'moment.utc' : 'moment.parseZone';
+        zone = 'Z';
+    }
+    prefix = '[' + func + '("]';
+    year = 0 <= this.year() && this.year() <= 9999 ? 'YYYY' : 'YYYYYY';
+    datetime = '-MM-DD[T]HH:mm:ss.SSS';
+    suffix = zone + '[")]';
+
+    return this.format(prefix + year + datetime + suffix);
+}
+
+export function format(inputString) {
+    if (!inputString) {
+        inputString = this.isUtc()
+            ? hooks.defaultFormatUtc
+            : hooks.defaultFormat;
+    }
+    var output = formatMoment(this, inputString);
+    return this.localeData().postformat(output);
+}
diff --git a/node_modules/moment/src/lib/moment/from.js b/node_modules/moment/src/lib/moment/from.js
new file mode 100644
index 0000000..5db72aa
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/from.js
@@ -0,0 +1,20 @@
+import { createDuration } from '../duration/create';
+import { createLocal } from '../create/local';
+import { isMoment } from '../moment/constructor';
+
+export function from(time, withoutSuffix) {
+    if (
+        this.isValid() &&
+        ((isMoment(time) && time.isValid()) || createLocal(time).isValid())
+    ) {
+        return createDuration({ to: this, from: time })
+            .locale(this.locale())
+            .humanize(!withoutSuffix);
+    } else {
+        return this.localeData().invalidDate();
+    }
+}
+
+export function fromNow(withoutSuffix) {
+    return this.from(createLocal(), withoutSuffix);
+}
diff --git a/node_modules/moment/src/lib/moment/get-set.js b/node_modules/moment/src/lib/moment/get-set.js
new file mode 100644
index 0000000..526740f
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/get-set.js
@@ -0,0 +1,117 @@
+import { normalizeUnits, normalizeObjectUnits } from '../units/aliases';
+import { getPrioritizedUnits } from '../units/priorities';
+import { hooks } from '../utils/hooks';
+import isFunction from '../utils/is-function';
+import { isLeapYear } from '../units/year';
+
+export function makeGetSet(unit, keepTime) {
+    return function (value) {
+        if (value != null) {
+            set(this, unit, value);
+            hooks.updateOffset(this, keepTime);
+            return this;
+        } else {
+            return get(this, unit);
+        }
+    };
+}
+
+export function get(mom, unit) {
+    if (!mom.isValid()) {
+        return NaN;
+    }
+
+    var d = mom._d,
+        isUTC = mom._isUTC;
+
+    switch (unit) {
+        case 'Milliseconds':
+            return isUTC ? d.getUTCMilliseconds() : d.getMilliseconds();
+        case 'Seconds':
+            return isUTC ? d.getUTCSeconds() : d.getSeconds();
+        case 'Minutes':
+            return isUTC ? d.getUTCMinutes() : d.getMinutes();
+        case 'Hours':
+            return isUTC ? d.getUTCHours() : d.getHours();
+        case 'Date':
+            return isUTC ? d.getUTCDate() : d.getDate();
+        case 'Day':
+            return isUTC ? d.getUTCDay() : d.getDay();
+        case 'Month':
+            return isUTC ? d.getUTCMonth() : d.getMonth();
+        case 'FullYear':
+            return isUTC ? d.getUTCFullYear() : d.getFullYear();
+        default:
+            return NaN; // Just in case
+    }
+}
+
+export function set(mom, unit, value) {
+    var d, isUTC, year, month, date;
+
+    if (!mom.isValid() || isNaN(value)) {
+        return;
+    }
+
+    d = mom._d;
+    isUTC = mom._isUTC;
+
+    switch (unit) {
+        case 'Milliseconds':
+            return void (isUTC
+                ? d.setUTCMilliseconds(value)
+                : d.setMilliseconds(value));
+        case 'Seconds':
+            return void (isUTC ? d.setUTCSeconds(value) : d.setSeconds(value));
+        case 'Minutes':
+            return void (isUTC ? d.setUTCMinutes(value) : d.setMinutes(value));
+        case 'Hours':
+            return void (isUTC ? d.setUTCHours(value) : d.setHours(value));
+        case 'Date':
+            return void (isUTC ? d.setUTCDate(value) : d.setDate(value));
+        // case 'Day': // Not real
+        //    return void (isUTC ? d.setUTCDay(value) : d.setDay(value));
+        // case 'Month': // Not used because we need to pass two variables
+        //     return void (isUTC ? d.setUTCMonth(value) : d.setMonth(value));
+        case 'FullYear':
+            break; // See below ...
+        default:
+            return; // Just in case
+    }
+
+    year = value;
+    month = mom.month();
+    date = mom.date();
+    date = date === 29 && month === 1 && !isLeapYear(year) ? 28 : date;
+    void (isUTC
+        ? d.setUTCFullYear(year, month, date)
+        : d.setFullYear(year, month, date));
+}
+
+// MOMENTS
+
+export function stringGet(units) {
+    units = normalizeUnits(units);
+    if (isFunction(this[units])) {
+        return this[units]();
+    }
+    return this;
+}
+
+export function stringSet(units, value) {
+    if (typeof units === 'object') {
+        units = normalizeObjectUnits(units);
+        var prioritized = getPrioritizedUnits(units),
+            i,
+            prioritizedLen = prioritized.length;
+        for (i = 0; i < prioritizedLen; i++) {
+            this[prioritized[i].unit](units[prioritized[i].unit]);
+        }
+    } else {
+        units = normalizeUnits(units);
+        if (isFunction(this[units])) {
+            return this[units](value);
+        }
+    }
+    return this;
+}
diff --git a/node_modules/moment/src/lib/moment/locale.js b/node_modules/moment/src/lib/moment/locale.js
new file mode 100644
index 0000000..3c62113
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/locale.js
@@ -0,0 +1,34 @@
+import { getLocale } from '../locale/locales';
+import { deprecate } from '../utils/deprecate';
+
+// If passed a locale key, it will set the locale for this
+// instance.  Otherwise, it will return the locale configuration
+// variables for this instance.
+export function locale(key) {
+    var newLocaleData;
+
+    if (key === undefined) {
+        return this._locale._abbr;
+    } else {
+        newLocaleData = getLocale(key);
+        if (newLocaleData != null) {
+            this._locale = newLocaleData;
+        }
+        return this;
+    }
+}
+
+export var lang = deprecate(
+    'moment().lang() is deprecated. Instead, use moment().localeData() to get the language configuration. Use moment().locale() to change languages.',
+    function (key) {
+        if (key === undefined) {
+            return this.localeData();
+        } else {
+            return this.locale(key);
+        }
+    }
+);
+
+export function localeData() {
+    return this._locale;
+}
diff --git a/node_modules/moment/src/lib/moment/min-max.js b/node_modules/moment/src/lib/moment/min-max.js
new file mode 100644
index 0000000..2ea8955
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/min-max.js
@@ -0,0 +1,62 @@
+import { deprecate } from '../utils/deprecate';
+import isArray from '../utils/is-array';
+import { createLocal } from '../create/local';
+import { createInvalid } from '../create/valid';
+
+export var prototypeMin = deprecate(
+        'moment().min is deprecated, use moment.max instead. http://momentjs.com/guides/#/warnings/min-max/',
+        function () {
+            var other = createLocal.apply(null, arguments);
+            if (this.isValid() && other.isValid()) {
+                return other < this ? this : other;
+            } else {
+                return createInvalid();
+            }
+        }
+    ),
+    prototypeMax = deprecate(
+        'moment().max is deprecated, use moment.min instead. http://momentjs.com/guides/#/warnings/min-max/',
+        function () {
+            var other = createLocal.apply(null, arguments);
+            if (this.isValid() && other.isValid()) {
+                return other > this ? this : other;
+            } else {
+                return createInvalid();
+            }
+        }
+    );
+
+// Pick a moment m from moments so that m[fn](other) is true for all
+// other. This relies on the function fn to be transitive.
+//
+// moments should either be an array of moment objects or an array, whose
+// first element is an array of moment objects.
+function pickBy(fn, moments) {
+    var res, i;
+    if (moments.length === 1 && isArray(moments[0])) {
+        moments = moments[0];
+    }
+    if (!moments.length) {
+        return createLocal();
+    }
+    res = moments[0];
+    for (i = 1; i < moments.length; ++i) {
+        if (!moments[i].isValid() || moments[i][fn](res)) {
+            res = moments[i];
+        }
+    }
+    return res;
+}
+
+// TODO: Use [].sort instead?
+export function min() {
+    var args = [].slice.call(arguments, 0);
+
+    return pickBy('isBefore', args);
+}
+
+export function max() {
+    var args = [].slice.call(arguments, 0);
+
+    return pickBy('isAfter', args);
+}
diff --git a/node_modules/moment/src/lib/moment/moment.js b/node_modules/moment/src/lib/moment/moment.js
new file mode 100644
index 0000000..f369d08
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/moment.js
@@ -0,0 +1,28 @@
+import { createLocal } from '../create/local';
+import { createUTC } from '../create/utc';
+import { createInvalid } from '../create/valid';
+import { isMoment } from './constructor';
+import { min, max } from './min-max';
+import { now } from './now';
+import momentPrototype from './prototype';
+
+function createUnix(input) {
+    return createLocal(input * 1000);
+}
+
+function createInZone() {
+    return createLocal.apply(null, arguments).parseZone();
+}
+
+export {
+    now,
+    min,
+    max,
+    isMoment,
+    createUTC,
+    createUnix,
+    createLocal,
+    createInZone,
+    createInvalid,
+    momentPrototype,
+};
diff --git a/node_modules/moment/src/lib/moment/now.js b/node_modules/moment/src/lib/moment/now.js
new file mode 100644
index 0000000..9bef276
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/now.js
@@ -0,0 +1,3 @@
+export var now = function () {
+    return Date.now ? Date.now() : +new Date();
+};
diff --git a/node_modules/moment/src/lib/moment/prototype.js b/node_modules/moment/src/lib/moment/prototype.js
new file mode 100644
index 0000000..b4565ab
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/prototype.js
@@ -0,0 +1,197 @@
+import { Moment } from './constructor';
+
+var proto = Moment.prototype;
+
+import { add, subtract } from './add-subtract';
+import { calendar } from './calendar';
+import { clone } from './clone';
+import {
+    isBefore,
+    isBetween,
+    isSame,
+    isAfter,
+    isSameOrAfter,
+    isSameOrBefore,
+} from './compare';
+import { diff } from './diff';
+import { format, toString, toISOString, inspect } from './format';
+import { from, fromNow } from './from';
+import { to, toNow } from './to';
+import { stringGet, stringSet } from './get-set';
+import { locale, localeData, lang } from './locale';
+import { prototypeMin, prototypeMax } from './min-max';
+import { startOf, endOf } from './start-end-of';
+import { valueOf, toDate, toArray, toObject, toJSON, unix } from './to-type';
+import { isValid, parsingFlags, invalidAt } from './valid';
+import { creationData } from './creation-data';
+
+proto.add = add;
+proto.calendar = calendar;
+proto.clone = clone;
+proto.diff = diff;
+proto.endOf = endOf;
+proto.format = format;
+proto.from = from;
+proto.fromNow = fromNow;
+proto.to = to;
+proto.toNow = toNow;
+proto.get = stringGet;
+proto.invalidAt = invalidAt;
+proto.isAfter = isAfter;
+proto.isBefore = isBefore;
+proto.isBetween = isBetween;
+proto.isSame = isSame;
+proto.isSameOrAfter = isSameOrAfter;
+proto.isSameOrBefore = isSameOrBefore;
+proto.isValid = isValid;
+proto.lang = lang;
+proto.locale = locale;
+proto.localeData = localeData;
+proto.max = prototypeMax;
+proto.min = prototypeMin;
+proto.parsingFlags = parsingFlags;
+proto.set = stringSet;
+proto.startOf = startOf;
+proto.subtract = subtract;
+proto.toArray = toArray;
+proto.toObject = toObject;
+proto.toDate = toDate;
+proto.toISOString = toISOString;
+proto.inspect = inspect;
+if (typeof Symbol !== 'undefined' && Symbol.for != null) {
+    proto[Symbol.for('nodejs.util.inspect.custom')] = function () {
+        return 'Moment<' + this.format() + '>';
+    };
+}
+proto.toJSON = toJSON;
+proto.toString = toString;
+proto.unix = unix;
+proto.valueOf = valueOf;
+proto.creationData = creationData;
+
+// Era
+import { getEraName, getEraNarrow, getEraAbbr, getEraYear } from '../units/era';
+proto.eraName = getEraName;
+proto.eraNarrow = getEraNarrow;
+proto.eraAbbr = getEraAbbr;
+proto.eraYear = getEraYear;
+
+// Year
+import { getSetYear, getIsLeapYear } from '../units/year';
+proto.year = getSetYear;
+proto.isLeapYear = getIsLeapYear;
+
+// Week Year
+import {
+    getSetWeekYear,
+    getSetISOWeekYear,
+    getWeeksInYear,
+    getWeeksInWeekYear,
+    getISOWeeksInYear,
+    getISOWeeksInISOWeekYear,
+} from '../units/week-year';
+proto.weekYear = getSetWeekYear;
+proto.isoWeekYear = getSetISOWeekYear;
+
+// Quarter
+import { getSetQuarter } from '../units/quarter';
+proto.quarter = proto.quarters = getSetQuarter;
+
+// Month
+import { getSetMonth, getDaysInMonth } from '../units/month';
+proto.month = getSetMonth;
+proto.daysInMonth = getDaysInMonth;
+
+// Week
+import { getSetWeek, getSetISOWeek } from '../units/week';
+proto.week = proto.weeks = getSetWeek;
+proto.isoWeek = proto.isoWeeks = getSetISOWeek;
+proto.weeksInYear = getWeeksInYear;
+proto.weeksInWeekYear = getWeeksInWeekYear;
+proto.isoWeeksInYear = getISOWeeksInYear;
+proto.isoWeeksInISOWeekYear = getISOWeeksInISOWeekYear;
+
+// Day
+import { getSetDayOfMonth } from '../units/day-of-month';
+import {
+    getSetDayOfWeek,
+    getSetISODayOfWeek,
+    getSetLocaleDayOfWeek,
+} from '../units/day-of-week';
+import { getSetDayOfYear } from '../units/day-of-year';
+proto.date = getSetDayOfMonth;
+proto.day = proto.days = getSetDayOfWeek;
+proto.weekday = getSetLocaleDayOfWeek;
+proto.isoWeekday = getSetISODayOfWeek;
+proto.dayOfYear = getSetDayOfYear;
+
+// Hour
+import { getSetHour } from '../units/hour';
+proto.hour = proto.hours = getSetHour;
+
+// Minute
+import { getSetMinute } from '../units/minute';
+proto.minute = proto.minutes = getSetMinute;
+
+// Second
+import { getSetSecond } from '../units/second';
+proto.second = proto.seconds = getSetSecond;
+
+// Millisecond
+import { getSetMillisecond } from '../units/millisecond';
+proto.millisecond = proto.milliseconds = getSetMillisecond;
+
+// Offset
+import {
+    getSetOffset,
+    setOffsetToUTC,
+    setOffsetToLocal,
+    setOffsetToParsedOffset,
+    hasAlignedHourOffset,
+    isDaylightSavingTime,
+    isDaylightSavingTimeShifted,
+    getSetZone,
+    isLocal,
+    isUtcOffset,
+    isUtc,
+} from '../units/offset';
+proto.utcOffset = getSetOffset;
+proto.utc = setOffsetToUTC;
+proto.local = setOffsetToLocal;
+proto.parseZone = setOffsetToParsedOffset;
+proto.hasAlignedHourOffset = hasAlignedHourOffset;
+proto.isDST = isDaylightSavingTime;
+proto.isLocal = isLocal;
+proto.isUtcOffset = isUtcOffset;
+proto.isUtc = isUtc;
+proto.isUTC = isUtc;
+
+// Timezone
+import { getZoneAbbr, getZoneName } from '../units/timezone';
+proto.zoneAbbr = getZoneAbbr;
+proto.zoneName = getZoneName;
+
+// Deprecations
+import { deprecate } from '../utils/deprecate';
+proto.dates = deprecate(
+    'dates accessor is deprecated. Use date instead.',
+    getSetDayOfMonth
+);
+proto.months = deprecate(
+    'months accessor is deprecated. Use month instead',
+    getSetMonth
+);
+proto.years = deprecate(
+    'years accessor is deprecated. Use year instead',
+    getSetYear
+);
+proto.zone = deprecate(
+    'moment().zone is deprecated, use moment().utcOffset instead. http://momentjs.com/guides/#/warnings/zone/',
+    getSetZone
+);
+proto.isDSTShifted = deprecate(
+    'isDSTShifted is deprecated. See http://momentjs.com/guides/#/warnings/dst-shifted/ for more information',
+    isDaylightSavingTimeShifted
+);
+
+export default proto;
diff --git a/node_modules/moment/src/lib/moment/start-end-of.js b/node_modules/moment/src/lib/moment/start-end-of.js
new file mode 100644
index 0000000..cbb301f
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/start-end-of.js
@@ -0,0 +1,164 @@
+import { normalizeUnits } from '../units/aliases';
+import { hooks } from '../utils/hooks';
+
+var MS_PER_SECOND = 1000,
+    MS_PER_MINUTE = 60 * MS_PER_SECOND,
+    MS_PER_HOUR = 60 * MS_PER_MINUTE,
+    MS_PER_400_YEARS = (365 * 400 + 97) * 24 * MS_PER_HOUR;
+
+// actual modulo - handles negative numbers (for dates before 1970):
+function mod(dividend, divisor) {
+    return ((dividend % divisor) + divisor) % divisor;
+}
+
+function localStartOfDate(y, m, d) {
+    // the date constructor remaps years 0-99 to 1900-1999
+    if (y < 100 && y >= 0) {
+        // preserve leap years using a full 400 year cycle, then reset
+        return new Date(y + 400, m, d) - MS_PER_400_YEARS;
+    } else {
+        return new Date(y, m, d).valueOf();
+    }
+}
+
+function utcStartOfDate(y, m, d) {
+    // Date.UTC remaps years 0-99 to 1900-1999
+    if (y < 100 && y >= 0) {
+        // preserve leap years using a full 400 year cycle, then reset
+        return Date.UTC(y + 400, m, d) - MS_PER_400_YEARS;
+    } else {
+        return Date.UTC(y, m, d);
+    }
+}
+
+export function startOf(units) {
+    var time, startOfDate;
+    units = normalizeUnits(units);
+    if (units === undefined || units === 'millisecond' || !this.isValid()) {
+        return this;
+    }
+
+    startOfDate = this._isUTC ? utcStartOfDate : localStartOfDate;
+
+    switch (units) {
+        case 'year':
+            time = startOfDate(this.year(), 0, 1);
+            break;
+        case 'quarter':
+            time = startOfDate(
+                this.year(),
+                this.month() - (this.month() % 3),
+                1
+            );
+            break;
+        case 'month':
+            time = startOfDate(this.year(), this.month(), 1);
+            break;
+        case 'week':
+            time = startOfDate(
+                this.year(),
+                this.month(),
+                this.date() - this.weekday()
+            );
+            break;
+        case 'isoWeek':
+            time = startOfDate(
+                this.year(),
+                this.month(),
+                this.date() - (this.isoWeekday() - 1)
+            );
+            break;
+        case 'day':
+        case 'date':
+            time = startOfDate(this.year(), this.month(), this.date());
+            break;
+        case 'hour':
+            time = this._d.valueOf();
+            time -= mod(
+                time + (this._isUTC ? 0 : this.utcOffset() * MS_PER_MINUTE),
+                MS_PER_HOUR
+            );
+            break;
+        case 'minute':
+            time = this._d.valueOf();
+            time -= mod(time, MS_PER_MINUTE);
+            break;
+        case 'second':
+            time = this._d.valueOf();
+            time -= mod(time, MS_PER_SECOND);
+            break;
+    }
+
+    this._d.setTime(time);
+    hooks.updateOffset(this, true);
+    return this;
+}
+
+export function endOf(units) {
+    var time, startOfDate;
+    units = normalizeUnits(units);
+    if (units === undefined || units === 'millisecond' || !this.isValid()) {
+        return this;
+    }
+
+    startOfDate = this._isUTC ? utcStartOfDate : localStartOfDate;
+
+    switch (units) {
+        case 'year':
+            time = startOfDate(this.year() + 1, 0, 1) - 1;
+            break;
+        case 'quarter':
+            time =
+                startOfDate(
+                    this.year(),
+                    this.month() - (this.month() % 3) + 3,
+                    1
+                ) - 1;
+            break;
+        case 'month':
+            time = startOfDate(this.year(), this.month() + 1, 1) - 1;
+            break;
+        case 'week':
+            time =
+                startOfDate(
+                    this.year(),
+                    this.month(),
+                    this.date() - this.weekday() + 7
+                ) - 1;
+            break;
+        case 'isoWeek':
+            time =
+                startOfDate(
+                    this.year(),
+                    this.month(),
+                    this.date() - (this.isoWeekday() - 1) + 7
+                ) - 1;
+            break;
+        case 'day':
+        case 'date':
+            time = startOfDate(this.year(), this.month(), this.date() + 1) - 1;
+            break;
+        case 'hour':
+            time = this._d.valueOf();
+            time +=
+                MS_PER_HOUR -
+                mod(
+                    time + (this._isUTC ? 0 : this.utcOffset() * MS_PER_MINUTE),
+                    MS_PER_HOUR
+                ) -
+                1;
+            break;
+        case 'minute':
+            time = this._d.valueOf();
+            time += MS_PER_MINUTE - mod(time, MS_PER_MINUTE) - 1;
+            break;
+        case 'second':
+            time = this._d.valueOf();
+            time += MS_PER_SECOND - mod(time, MS_PER_SECOND) - 1;
+            break;
+    }
+
+    this._d.setTime(time);
+    hooks.updateOffset(this, true);
+    return this;
+}
diff --git a/node_modules/moment/src/lib/moment/to-type.js b/node_modules/moment/src/lib/moment/to-type.js
new file mode 100644
index 0000000..1eef5c8
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/to-type.js
@@ -0,0 +1,42 @@
+export function valueOf() {
+    return this._d.valueOf() - (this._offset || 0) * 60000;
+}
+
+export function unix() {
+    return Math.floor(this.valueOf() / 1000);
+}
+
+export function toDate() {
+    return new Date(this.valueOf());
+}
+
+export function toArray() {
+    var m = this;
+    return [
+        m.year(),
+        m.month(),
+        m.date(),
+        m.hour(),
+        m.minute(),
+        m.second(),
+        m.millisecond(),
+    ];
+}
+
+export function toObject() {
+    var m = this;
+    return {
+        years: m.year(),
+        months: m.month(),
+        date: m.date(),
+        hours: m.hours(),
+        minutes: m.minutes(),
+        seconds: m.seconds(),
+        milliseconds: m.milliseconds(),
+    };
+}
+
+export function toJSON() {
+    // new Date(NaN).toJSON() === null
+    return this.isValid() ? this.toISOString() : null;
+}
diff --git a/node_modules/moment/src/lib/moment/to.js b/node_modules/moment/src/lib/moment/to.js
new file mode 100644
index 0000000..073a3d1
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/to.js
@@ -0,0 +1,20 @@
+import { createDuration } from '../duration/create';
+import { createLocal } from '../create/local';
+import { isMoment } from '../moment/constructor';
+
+export function to(time, withoutSuffix) {
+    if (
+        this.isValid() &&
+        ((isMoment(time) && time.isValid()) || createLocal(time).isValid())
+    ) {
+        return createDuration({ from: this, to: time })
+            .locale(this.locale())
+            .humanize(!withoutSuffix);
+    } else {
+        return this.localeData().invalidDate();
+    }
+}
+
+export function toNow(withoutSuffix) {
+    return this.to(createLocal(), withoutSuffix);
+}
diff --git a/node_modules/moment/src/lib/moment/valid.js b/node_modules/moment/src/lib/moment/valid.js
new file mode 100644
index 0000000..7a7e1b9
--- /dev/null
+++ b/node_modules/moment/src/lib/moment/valid.js
@@ -0,0 +1,15 @@
+import { isValid as _isValid } from '../create/valid';
+import extend from '../utils/extend';
+import getParsingFlags from '../create/parsing-flags';
+
+export function isValid() {
+    return _isValid(this);
+}
+
+export function parsingFlags() {
+    return extend({}, getParsingFlags(this));
+}
+
+export function invalidAt() {
+    return getParsingFlags(this).overflow;
+}
diff --git a/node_modules/moment/src/lib/parse/regex.js b/node_modules/moment/src/lib/parse/regex.js
new file mode 100644
index 0000000..c2cf4e5
--- /dev/null
+++ b/node_modules/moment/src/lib/parse/regex.js
@@ -0,0 +1,84 @@
+var match1 = /\d/, //       0 - 9
+    match2 = /\d\d/, //      00 - 99
+    match3 = /\d{3}/, //     000 - 999
+    match4 = /\d{4}/, //    0000 - 9999
+    match6 = /[+-]?\d{6}/, // -999999 - 999999
+    match1to2 = /\d\d?/, //       0 - 99
+    match3to4 = /\d\d\d\d?/, //     999 - 9999
+    match5to6 = /\d\d\d\d\d\d?/, //   99999 - 999999
+    match1to3 = /\d{1,3}/, //       0 - 999
+    match1to4 = /\d{1,4}/, //       0 - 9999
+    match1to6 = /[+-]?\d{1,6}/, // -999999 - 999999
+    matchUnsigned = /\d+/, //       0 - inf
+    matchSigned = /[+-]?\d+/, //    -inf - inf
+    matchOffset = /Z|[+-]\d\d:?\d\d/gi, // +00:00 -00:00 +0000 -0000 or Z
+    matchShortOffset = /Z|[+-]\d\d(?::?\d\d)?/gi, // +00 -00 +00:00 -00:00 +0000 -0000 or Z
+    matchTimestamp = /[+-]?\d+(\.\d{1,3})?/, // 123456789 123456789.123
+    // any word (or two) characters or numbers including two/three word month in arabic.
+    // includes scottish gaelic two word and hyphenated months
+    matchWord =
+        /[0-9]{0,256}['a-z\u00A0-\u05FF\u0700-\uD7FF\uF900-\uFDCF\uFDF0-\uFF07\uFF10-\uFFEF]{1,256}|[\u0600-\u06FF\/]{1,256}(\s*?[\u0600-\u06FF]{1,256}){1,2}/i,
+    match1to2NoLeadingZero = /^[1-9]\d?/, //         1-99
+    match1to2HasZero = /^([1-9]\d|\d)/, //           0-99
+    regexes;
+
+export {
+    match1,
+    match2,
+    match3,
+    match4,
+    match6,
+    match1to2,
+    match3to4,
+    match5to6,
+    match1to3,
+    match1to4,
+    match1to6,
+    matchUnsigned,
+    matchSigned,
+    matchOffset,
+    matchShortOffset,
+    matchTimestamp,
+    matchWord,
+    match1to2NoLeadingZero,
+    match1to2HasZero,
+};
+
+import hasOwnProp from '../utils/has-own-prop';
+import isFunction from '../utils/is-function';
+
+regexes = {};
+
+export function addRegexToken(token, regex, strictRegex) {
+    regexes[token] = isFunction(regex)
+        ? regex
+        : function (isStrict, localeData) {
+              return isStrict && strictRegex ? strictRegex : regex;
+          };
+}
+
+export function getParseRegexForToken(token, config) {
+    if (!hasOwnProp(regexes, token)) {
+        return new RegExp(unescapeFormat(token));
+    }
+
+    return regexes[token](config._strict, config._locale);
+}
+
+// Code from http://stackoverflow.com/questions/3561493/is-there-a-regexp-escape-function-in-javascript
+function unescapeFormat(s) {
+    return regexEscape(
+        s
+            .replace('\\', '')
+            .replace(
+                /\\(\[)|\\(\])|\[([^\]\[]*)\]|\\(.)/g,
+                function (matched, p1, p2, p3, p4) {
+                    return p1 || p2 || p3 || p4;
+                }
+            )
+    );
+}
+
+export function regexEscape(s) {
+    return s.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&');
+}
diff --git a/node_modules/moment/src/lib/parse/token.js b/node_modules/moment/src/lib/parse/token.js
new file mode 100644
index 0000000..ede3578
--- /dev/null
+++ b/node_modules/moment/src/lib/parse/token.js
@@ -0,0 +1,36 @@
+import hasOwnProp from '../utils/has-own-prop';
+import isNumber from '../utils/is-number';
+import toInt from '../utils/to-int';
+
+var tokens = {};
+
+export function addParseToken(token, callback) {
+    var i,
+        func = callback,
+        tokenLen;
+    if (typeof token === 'string') {
+        token = [token];
+    }
+    if (isNumber(callback)) {
+        func = function (input, array) {
+            array[callback] = toInt(input);
+        };
+    }
+    tokenLen = token.length;
+    for (i = 0; i < tokenLen; i++) {
+        tokens[token[i]] = func;
+    }
+}
+
+export function addWeekParseToken(token, callback) {
+    addParseToken(token, function (input, array, config, token) {
+        config._w = config._w || {};
+        callback(input, config._w, config, token);
+    });
+}
+
+export function addTimeToArrayFromToken(token, input, config) {
+    if (input != null && hasOwnProp(tokens, token)) {
+        tokens[token](input, config._a, config, token);
+    }
+}
diff --git a/node_modules/moment/src/lib/units/aliases.js b/node_modules/moment/src/lib/units/aliases.js
new file mode 100644
index 0000000..469a4de
--- /dev/null
+++ b/node_modules/moment/src/lib/units/aliases.js
@@ -0,0 +1,75 @@
+import hasOwnProp from '../utils/has-own-prop';
+
+var aliases = {
+    D: 'date',
+    dates: 'date',
+    date: 'date',
+    d: 'day',
+    days: 'day',
+    day: 'day',
+    e: 'weekday',
+    weekdays: 'weekday',
+    weekday: 'weekday',
+    E: 'isoWeekday',
+    isoweekdays: 'isoWeekday',
+    isoweekday: 'isoWeekday',
+    DDD: 'dayOfYear',
+    dayofyears: 'dayOfYear',
+    dayofyear: 'dayOfYear',
+    h: 'hour',
+    hours: 'hour',
+    hour: 'hour',
+    ms: 'millisecond',
+    milliseconds: 'millisecond',
+    millisecond: 'millisecond',
+    m: 'minute',
+    minutes: 'minute',
+    minute: 'minute',
+    M: 'month',
+    months: 'month',
+    month: 'month',
+    Q: 'quarter',
+    quarters: 'quarter',
+    quarter: 'quarter',
+    s: 'second',
+    seconds: 'second',
+    second: 'second',
+    gg: 'weekYear',
+    weekyears: 'weekYear',
+    weekyear: 'weekYear',
+    GG: 'isoWeekYear',
+    isoweekyears: 'isoWeekYear',
+    isoweekyear: 'isoWeekYear',
+    w: 'week',
+    weeks: 'week',
+    week: 'week',
+    W: 'isoWeek',
+    isoweeks: 'isoWeek',
+    isoweek: 'isoWeek',
+    y: 'year',
+    years: 'year',
+    year: 'year',
+};
+
+export function normalizeUnits(units) {
+    return typeof units === 'string'
+        ? aliases[units] || aliases[units.toLowerCase()]
+        : undefined;
+}
+
+export function normalizeObjectUnits(inputObject) {
+    var normalizedInput = {},
+        normalizedProp,
+        prop;
+
+    for (prop in inputObject) {
+        if (hasOwnProp(inputObject, prop)) {
+            normalizedProp = normalizeUnits(prop);
+            if (normalizedProp) {
+                normalizedInput[normalizedProp] = inputObject[prop];
+            }
+        }
+    }
+
+    return normalizedInput;
+}
diff --git a/node_modules/moment/src/lib/units/constants.js b/node_modules/moment/src/lib/units/constants.js
new file mode 100644
index 0000000..da36dbd
--- /dev/null
+++ b/node_modules/moment/src/lib/units/constants.js
@@ -0,0 +1,9 @@
+export var YEAR = 0,
+    MONTH = 1,
+    DATE = 2,
+    HOUR = 3,
+    MINUTE = 4,
+    SECOND = 5,
+    MILLISECOND = 6,
+    WEEK = 7,
+    WEEKDAY = 8;
diff --git a/node_modules/moment/src/lib/units/day-of-month.js b/node_modules/moment/src/lib/units/day-of-month.js
new file mode 100644
index 0000000..41b3193
--- /dev/null
+++ b/node_modules/moment/src/lib/units/day-of-month.js
@@ -0,0 +1,35 @@
+import { makeGetSet } from '../moment/get-set';
+import { addFormatToken } from '../format/format';
+import {
+    addRegexToken,
+    match1to2,
+    match2,
+    match1to2NoLeadingZero,
+} from '../parse/regex';
+import { addParseToken } from '../parse/token';
+import { DATE } from './constants';
+import toInt from '../utils/to-int';
+
+// FORMATTING
+
+addFormatToken('D', ['DD', 2], 'Do', 'date');
+
+// PARSING
+
+addRegexToken('D', match1to2, match1to2NoLeadingZero);
+addRegexToken('DD', match1to2, match2);
+addRegexToken('Do', function (isStrict, locale) {
+    // TODO: Remove "ordinalParse" fallback in next major release.
+    return isStrict
+        ? locale._dayOfMonthOrdinalParse || locale._ordinalParse
+        : locale._dayOfMonthOrdinalParseLenient;
+});
+
+addParseToken(['D', 'DD'], DATE);
+addParseToken('Do', function (input, array) {
+    array[DATE] = toInt(input.match(match1to2)[0]);
+});
+
+// MOMENTS
+
+export var getSetDayOfMonth = makeGetSet('Date', true);
diff --git a/node_modules/moment/src/lib/units/day-of-week.js b/node_modules/moment/src/lib/units/day-of-week.js
new file mode 100644
index 0000000..4cdc4d4
--- /dev/null
+++ b/node_modules/moment/src/lib/units/day-of-week.js
@@ -0,0 +1,432 @@
+import { get } from '../moment/get-set';
+import { addFormatToken } from '../format/format';
+import {
+    addRegexToken,
+    match1to2,
+    matchWord,
+    regexEscape,
+} from '../parse/regex';
+import { addWeekParseToken } from '../parse/token';
+import toInt from '../utils/to-int';
+import isArray from '../utils/is-array';
+import indexOf from '../utils/index-of';
+import hasOwnProp from '../utils/has-own-prop';
+import { createUTC } from '../create/utc';
+import getParsingFlags from '../create/parsing-flags';
+
+// FORMATTING
+
+addFormatToken('d', 0, 'do', 'day');
+
+addFormatToken('dd', 0, 0, function (format) {
+    return this.localeData().weekdaysMin(this, format);
+});
+
+addFormatToken('ddd', 0, 0, function (format) {
+    return this.localeData().weekdaysShort(this, format);
+});
+
+addFormatToken('dddd', 0, 0, function (format) {
+    return this.localeData().weekdays(this, format);
+});
+
+addFormatToken('e', 0, 0, 'weekday');
+addFormatToken('E', 0, 0, 'isoWeekday');
+
+// PARSING
+
+addRegexToken('d', match1to2);
+addRegexToken('e', match1to2);
+addRegexToken('E', match1to2);
+addRegexToken('dd', function (isStrict, locale) {
+    return locale.weekdaysMinRegex(isStrict);
+});
+addRegexToken('ddd', function (isStrict, locale) {
+    return locale.weekdaysShortRegex(isStrict);
+});
+addRegexToken('dddd', function (isStrict, locale) {
+    return locale.weekdaysRegex(isStrict);
+});
+
+addWeekParseToken(['dd', 'ddd', 'dddd'], function (input, week, config, token) {
+    var weekday = config._locale.weekdaysParse(input, token, config._strict);
+    // if we didn't get a weekday name, mark the date as invalid
+    if (weekday != null) {
+        week.d = weekday;
+    } else {
+        getParsingFlags(config).invalidWeekday = input;
+    }
+});
+
+addWeekParseToken(['d', 'e', 'E'], function (input, week, config, token) {
+    week[token] = toInt(input);
+});
+
+// HELPERS
+
+function parseWeekday(input, locale) {
+    if (typeof input !== 'string') {
+        return input;
+    }
+
+    if (!isNaN(input)) {
+        return parseInt(input, 10);
+    }
+
+    input = locale.weekdaysParse(input);
+    if (typeof input === 'number') {
+        return input;
+    }
+
+    return null;
+}
+
+function parseIsoWeekday(input, locale) {
+    if (typeof input === 'string') {
+        return locale.weekdaysParse(input) % 7 || 7;
+    }
+    return isNaN(input) ? null : input;
+}
+
+// LOCALES
+function shiftWeekdays(ws, n) {
+    return ws.slice(n, 7).concat(ws.slice(0, n));
+}
+
+var defaultLocaleWeekdays =
+        'Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday'.split('_'),
+    defaultLocaleWeekdaysShort = 'Sun_Mon_Tue_Wed_Thu_Fri_Sat'.split('_'),
+    defaultLocaleWeekdaysMin = 'Su_Mo_Tu_We_Th_Fr_Sa'.split('_'),
+    defaultWeekdaysRegex = matchWord,
+    defaultWeekdaysShortRegex = matchWord,
+    defaultWeekdaysMinRegex = matchWord;
+
+export {
+    defaultLocaleWeekdays,
+    defaultLocaleWeekdaysShort,
+    defaultLocaleWeekdaysMin,
+};
+
+export function localeWeekdays(m, format) {
+    var weekdays = isArray(this._weekdays)
+        ? this._weekdays
+        : this._weekdays[
+              m && m !== true && this._weekdays.isFormat.test(format)
+                  ? 'format'
+                  : 'standalone'
+          ];
+    return m === true
+        ? shiftWeekdays(weekdays, this._week.dow)
+        : m
+          ? weekdays[m.day()]
+          : weekdays;
+}
+
+export function localeWeekdaysShort(m) {
+    return m === true
+        ? shiftWeekdays(this._weekdaysShort, this._week.dow)
+        : m
+          ? this._weekdaysShort[m.day()]
+          : this._weekdaysShort;
+}
+
+export function localeWeekdaysMin(m) {
+    return m === true
+        ? shiftWeekdays(this._weekdaysMin, this._week.dow)
+        : m
+          ? this._weekdaysMin[m.day()]
+          : this._weekdaysMin;
+}
+
+function handleStrictParse(weekdayName, format, strict) {
+    var i,
+        ii,
+        mom,
+        llc = weekdayName.toLocaleLowerCase();
+    if (!this._weekdaysParse) {
+        this._weekdaysParse = [];
+        this._shortWeekdaysParse = [];
+        this._minWeekdaysParse = [];
+
+        for (i = 0; i < 7; ++i) {
+            mom = createUTC([2000, 1]).day(i);
+            this._minWeekdaysParse[i] = this.weekdaysMin(
+                mom,
+                ''
+            ).toLocaleLowerCase();
+            this._shortWeekdaysParse[i] = this.weekdaysShort(
+                mom,
+                ''
+            ).toLocaleLowerCase();
+            this._weekdaysParse[i] = this.weekdays(mom, '').toLocaleLowerCase();
+        }
+    }
+
+    if (strict) {
+        if (format === 'dddd') {
+            ii = indexOf.call(this._weekdaysParse, llc);
+            return ii !== -1 ? ii : null;
+        } else if (format === 'ddd') {
+            ii = indexOf.call(this._shortWeekdaysParse, llc);
+            return ii !== -1 ? ii : null;
+        } else {
+            ii = indexOf.call(this._minWeekdaysParse, llc);
+            return ii !== -1 ? ii : null;
+        }
+    } else {
+        if (format === 'dddd') {
+            ii = indexOf.call(this._weekdaysParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf.call(this._shortWeekdaysParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf.call(this._minWeekdaysParse, llc);
+            return ii !== -1 ? ii : null;
+        } else if (format === 'ddd') {
+            ii = indexOf.call(this._shortWeekdaysParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf.call(this._weekdaysParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf.call(this._minWeekdaysParse, llc);
+            return ii !== -1 ? ii : null;
+        } else {
+            ii = indexOf.call(this._minWeekdaysParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf.call(this._weekdaysParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf.call(this._shortWeekdaysParse, llc);
+            return ii !== -1 ? ii : null;
+        }
+    }
+}
+
+export function localeWeekdaysParse(weekdayName, format, strict) {
+    var i, mom, regex;
+
+    if (this._weekdaysParseExact) {
+        return handleStrictParse.call(this, weekdayName, format, strict);
+    }
+
+    if (!this._weekdaysParse) {
+        this._weekdaysParse = [];
+        this._minWeekdaysParse = [];
+        this._shortWeekdaysParse = [];
+        this._fullWeekdaysParse = [];
+    }
+
+    for (i = 0; i < 7; i++) {
+        // make the regex if we don't have it already
+
+        mom = createUTC([2000, 1]).day(i);
+        if (strict && !this._fullWeekdaysParse[i]) {
+            this._fullWeekdaysParse[i] = new RegExp(
+                '^' + this.weekdays(mom, '').replace('.', '\\.?') + '$',
+                'i'
+            );
+            this._shortWeekdaysParse[i] = new RegExp(
+                '^' + this.weekdaysShort(mom, '').replace('.', '\\.?') + '$',
+                'i'
+            );
+            this._minWeekdaysParse[i] = new RegExp(
+                '^' + this.weekdaysMin(mom, '').replace('.', '\\.?') + '$',
+                'i'
+            );
+        }
+        if (!this._weekdaysParse[i]) {
+            regex =
+                '^' +
+                this.weekdays(mom, '') +
+                '|^' +
+                this.weekdaysShort(mom, '') +
+                '|^' +
+                this.weekdaysMin(mom, '');
+            this._weekdaysParse[i] = new RegExp(regex.replace('.', ''), 'i');
+        }
+        // test the regex
+        if (
+            strict &&
+            format === 'dddd' &&
+            this._fullWeekdaysParse[i].test(weekdayName)
+        ) {
+            return i;
+        } else if (
+            strict &&
+            format === 'ddd' &&
+            this._shortWeekdaysParse[i].test(weekdayName)
+        ) {
+            return i;
+        } else if (
+            strict &&
+            format === 'dd' &&
+            this._minWeekdaysParse[i].test(weekdayName)
+        ) {
+            return i;
+        } else if (!strict && this._weekdaysParse[i].test(weekdayName)) {
+            return i;
+        }
+    }
+}
+
+// MOMENTS
+
+export function getSetDayOfWeek(input) {
+    if (!this.isValid()) {
+        return input != null ? this : NaN;
+    }
+
+    var day = get(this, 'Day');
+    if (input != null) {
+        input = parseWeekday(input, this.localeData());
+        return this.add(input - day, 'd');
+    } else {
+        return day;
+    }
+}
+
+export function getSetLocaleDayOfWeek(input) {
+    if (!this.isValid()) {
+        return input != null ? this : NaN;
+    }
+    var weekday = (this.day() + 7 - this.localeData()._week.dow) % 7;
+    return input == null ? weekday : this.add(input - weekday, 'd');
+}
+
+export function getSetISODayOfWeek(input) {
+    if (!this.isValid()) {
+        return input != null ? this : NaN;
+    }
+
+    // behaves the same as moment#day except
+    // as a getter, returns 7 instead of 0 (1-7 range instead of 0-6)
+    // as a setter, sunday should belong to the previous week.
+
+    if (input != null) {
+        var weekday = parseIsoWeekday(input, this.localeData());
+        return this.day(this.day() % 7 ? weekday : weekday - 7);
+    } else {
+        return this.day() || 7;
+    }
+}
+
+export function weekdaysRegex(isStrict) {
+    if (this._weekdaysParseExact) {
+        if (!hasOwnProp(this, '_weekdaysRegex')) {
+            computeWeekdaysParse.call(this);
+        }
+        if (isStrict) {
+            return this._weekdaysStrictRegex;
+        } else {
+            return this._weekdaysRegex;
+        }
+    } else {
+        if (!hasOwnProp(this, '_weekdaysRegex')) {
+            this._weekdaysRegex = defaultWeekdaysRegex;
+        }
+        return this._weekdaysStrictRegex && isStrict
+            ? this._weekdaysStrictRegex
+            : this._weekdaysRegex;
+    }
+}
+
+export function weekdaysShortRegex(isStrict) {
+    if (this._weekdaysParseExact) {
+        if (!hasOwnProp(this, '_weekdaysRegex')) {
+            computeWeekdaysParse.call(this);
+        }
+        if (isStrict) {
+            return this._weekdaysShortStrictRegex;
+        } else {
+            return this._weekdaysShortRegex;
+        }
+    } else {
+        if (!hasOwnProp(this, '_weekdaysShortRegex')) {
+            this._weekdaysShortRegex = defaultWeekdaysShortRegex;
+        }
+        return this._weekdaysShortStrictRegex && isStrict
+            ? this._weekdaysShortStrictRegex
+            : this._weekdaysShortRegex;
+    }
+}
+
+export function weekdaysMinRegex(isStrict) {
+    if (this._weekdaysParseExact) {
+        if (!hasOwnProp(this, '_weekdaysRegex')) {
+            computeWeekdaysParse.call(this);
+        }
+        if (isStrict) {
+            return this._weekdaysMinStrictRegex;
+        } else {
+            return this._weekdaysMinRegex;
+        }
+    } else {
+        if (!hasOwnProp(this, '_weekdaysMinRegex')) {
+            this._weekdaysMinRegex = defaultWeekdaysMinRegex;
+        }
+        return this._weekdaysMinStrictRegex && isStrict
+            ? this._weekdaysMinStrictRegex
+            : this._weekdaysMinRegex;
+    }
+}
+
+function computeWeekdaysParse() {
+    function cmpLenRev(a, b) {
+        return b.length - a.length;
+    }
+
+    var minPieces = [],
+        shortPieces = [],
+        longPieces = [],
+        mixedPieces = [],
+        i,
+        mom,
+        minp,
+        shortp,
+        longp;
+    for (i = 0; i < 7; i++) {
+        // make the regex if we don't have it already
+        mom = createUTC([2000, 1]).day(i);
+        minp = regexEscape(this.weekdaysMin(mom, ''));
+        shortp = regexEscape(this.weekdaysShort(mom, ''));
+        longp = regexEscape(this.weekdays(mom, ''));
+        minPieces.push(minp);
+        shortPieces.push(shortp);
+        longPieces.push(longp);
+        mixedPieces.push(minp);
+        mixedPieces.push(shortp);
+        mixedPieces.push(longp);
+    }
+    // Sorting makes sure if one weekday (or abbr) is a prefix of another it
+    // will match the longer piece.
+    minPieces.sort(cmpLenRev);
+    shortPieces.sort(cmpLenRev);
+    longPieces.sort(cmpLenRev);
+    mixedPieces.sort(cmpLenRev);
+
+    this._weekdaysRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i');
+    this._weekdaysShortRegex = this._weekdaysRegex;
+    this._weekdaysMinRegex = this._weekdaysRegex;
+
+    this._weekdaysStrictRegex = new RegExp(
+        '^(' + longPieces.join('|') + ')',
+        'i'
+    );
+    this._weekdaysShortStrictRegex = new RegExp(
+        '^(' + shortPieces.join('|') + ')',
+        'i'
+    );
+    this._weekdaysMinStrictRegex = new RegExp(
+        '^(' + minPieces.join('|') + ')',
+        'i'
+    );
+}
diff --git a/node_modules/moment/src/lib/units/day-of-year.js b/node_modules/moment/src/lib/units/day-of-year.js
new file mode 100644
index 0000000..4fae6f4
--- /dev/null
+++ b/node_modules/moment/src/lib/units/day-of-year.js
@@ -0,0 +1,28 @@
+import { addFormatToken } from '../format/format';
+import { addRegexToken, match3, match1to3 } from '../parse/regex';
+import { addParseToken } from '../parse/token';
+import toInt from '../utils/to-int';
+
+// FORMATTING
+
+addFormatToken('DDD', ['DDDD', 3], 'DDDo', 'dayOfYear');
+
+// PARSING
+
+addRegexToken('DDD', match1to3);
+addRegexToken('DDDD', match3);
+addParseToken(['DDD', 'DDDD'], function (input, array, config) {
+    config._dayOfYear = toInt(input);
+});
+
+// HELPERS
+
+// MOMENTS
+
+export function getSetDayOfYear(input) {
+    var dayOfYear =
+        Math.round(
+            (this.clone().startOf('day') - this.clone().startOf('year')) / 864e5
+        ) + 1;
+    return input == null ? dayOfYear : this.add(input - dayOfYear, 'd');
+}
diff --git a/node_modules/moment/src/lib/units/era.js b/node_modules/moment/src/lib/units/era.js
new file mode 100644
index 0000000..bc05622
--- /dev/null
+++ b/node_modules/moment/src/lib/units/era.js
@@ -0,0 +1,293 @@
+import { addFormatToken } from '../format/format';
+import { addRegexToken, matchUnsigned, regexEscape } from '../parse/regex';
+import { addParseToken } from '../parse/token';
+import { YEAR } from './constants';
+import { hooks as moment } from '../utils/hooks';
+import { getLocale } from '../locale/locales';
+import getParsingFlags from '../create/parsing-flags';
+import hasOwnProp from '../utils/has-own-prop';
+
+addFormatToken('N', 0, 0, 'eraAbbr');
+addFormatToken('NN', 0, 0, 'eraAbbr');
+addFormatToken('NNN', 0, 0, 'eraAbbr');
+addFormatToken('NNNN', 0, 0, 'eraName');
+addFormatToken('NNNNN', 0, 0, 'eraNarrow');
+
+addFormatToken('y', ['y', 1], 'yo', 'eraYear');
+addFormatToken('y', ['yy', 2], 0, 'eraYear');
+addFormatToken('y', ['yyy', 3], 0, 'eraYear');
+addFormatToken('y', ['yyyy', 4], 0, 'eraYear');
+
+addRegexToken('N', matchEraAbbr);
+addRegexToken('NN', matchEraAbbr);
+addRegexToken('NNN', matchEraAbbr);
+addRegexToken('NNNN', matchEraName);
+addRegexToken('NNNNN', matchEraNarrow);
+
+addParseToken(
+    ['N', 'NN', 'NNN', 'NNNN', 'NNNNN'],
+    function (input, array, config, token) {
+        var era = config._locale.erasParse(input, token, config._strict);
+        if (era) {
+            getParsingFlags(config).era = era;
+        } else {
+            getParsingFlags(config).invalidEra = input;
+        }
+    }
+);
+
+addRegexToken('y', matchUnsigned);
+addRegexToken('yy', matchUnsigned);
+addRegexToken('yyy', matchUnsigned);
+addRegexToken('yyyy', matchUnsigned);
+addRegexToken('yo', matchEraYearOrdinal);
+
+addParseToken(['y', 'yy', 'yyy', 'yyyy'], YEAR);
+addParseToken(['yo'], function (input, array, config, token) {
+    var match;
+    if (config._locale._eraYearOrdinalRegex) {
+        match = input.match(config._locale._eraYearOrdinalRegex);
+    }
+
+    if (config._locale.eraYearOrdinalParse) {
+        array[YEAR] = config._locale.eraYearOrdinalParse(input, match);
+    } else {
+        array[YEAR] = parseInt(input, 10);
+    }
+});
+
+export function localeEras(m, format) {
+    var i,
+        l,
+        date,
+        eras = this._eras || getLocale('en')._eras;
+    for (i = 0, l = eras.length; i < l; ++i) {
+        switch (typeof eras[i].since) {
+            case 'string':
+                // truncate time
+                date = moment(eras[i].since).startOf('day');
+                eras[i].since = date.valueOf();
+                break;
+        }
+
+        switch (typeof eras[i].until) {
+            case 'undefined':
+                eras[i].until = +Infinity;
+                break;
+            case 'string':
+                // truncate time
+                date = moment(eras[i].until).startOf('day').valueOf();
+                eras[i].until = date.valueOf();
+                break;
+        }
+    }
+    return eras;
+}
+
+export function localeErasParse(eraName, format, strict) {
+    var i,
+        l,
+        eras = this.eras(),
+        name,
+        abbr,
+        narrow;
+    eraName = eraName.toUpperCase();
+
+    for (i = 0, l = eras.length; i < l; ++i) {
+        name = eras[i].name.toUpperCase();
+        abbr = eras[i].abbr.toUpperCase();
+        narrow = eras[i].narrow.toUpperCase();
+
+        if (strict) {
+            switch (format) {
+                case 'N':
+                case 'NN':
+                case 'NNN':
+                    if (abbr === eraName) {
+                        return eras[i];
+                    }
+                    break;
+
+                case 'NNNN':
+                    if (name === eraName) {
+                        return eras[i];
+                    }
+                    break;
+
+                case 'NNNNN':
+                    if (narrow === eraName) {
+                        return eras[i];
+                    }
+                    break;
+            }
+        } else if ([name, abbr, narrow].indexOf(eraName) >= 0) {
+            return eras[i];
+        }
+    }
+}
+
+export function localeErasConvertYear(era, year) {
+    var dir = era.since <= era.until ? +1 : -1;
+    if (year === undefined) {
+        return moment(era.since).year();
+    } else {
+        return moment(era.since).year() + (year - era.offset) * dir;
+    }
+}
+
+export function getEraName() {
+    var i,
+        l,
+        val,
+        eras = this.localeData().eras();
+    for (i = 0, l = eras.length; i < l; ++i) {
+        // truncate time
+        val = this.clone().startOf('day').valueOf();
+
+        if (eras[i].since <= val && val <= eras[i].until) {
+            return eras[i].name;
+        }
+        if (eras[i].until <= val && val <= eras[i].since) {
+            return eras[i].name;
+        }
+    }
+
+    return '';
+}
+
+export function getEraNarrow() {
+    var i,
+        l,
+        val,
+        eras = this.localeData().eras();
+    for (i = 0, l = eras.length; i < l; ++i) {
+        // truncate time
+        val = this.clone().startOf('day').valueOf();
+
+        if (eras[i].since <= val && val <= eras[i].until) {
+            return eras[i].narrow;
+        }
+        if (eras[i].until <= val && val <= eras[i].since) {
+            return eras[i].narrow;
+        }
+    }
+
+    return '';
+}
+
+export function getEraAbbr() {
+    var i,
+        l,
+        val,
+        eras = this.localeData().eras();
+    for (i = 0, l = eras.length; i < l; ++i) {
+        // truncate time
+        val = this.clone().startOf('day').valueOf();
+
+        if (eras[i].since <= val && val <= eras[i].until) {
+            return eras[i].abbr;
+        }
+        if (eras[i].until <= val && val <= eras[i].since) {
+            return eras[i].abbr;
+        }
+    }
+
+    return '';
+}
+
+export function getEraYear() {
+    var i,
+        l,
+        dir,
+        val,
+        eras = this.localeData().eras();
+    for (i = 0, l = eras.length; i < l; ++i) {
+        dir = eras[i].since <= eras[i].until ? +1 : -1;
+
+        // truncate time
+        val = this.clone().startOf('day').valueOf();
+
+        if (
+            (eras[i].since <= val && val <= eras[i].until) ||
+            (eras[i].until <= val && val <= eras[i].since)
+        ) {
+            return (
+                (this.year() - moment(eras[i].since).year()) * dir +
+                eras[i].offset
+            );
+        }
+    }
+
+    return this.year();
+}
+
+export function erasNameRegex(isStrict) {
+    if (!hasOwnProp(this, '_erasNameRegex')) {
+        computeErasParse.call(this);
+    }
+    return isStrict ? this._erasNameRegex : this._erasRegex;
+}
+
+export function erasAbbrRegex(isStrict) {
+    if (!hasOwnProp(this, '_erasAbbrRegex')) {
+        computeErasParse.call(this);
+    }
+    return isStrict ? this._erasAbbrRegex : this._erasRegex;
+}
+
+export function erasNarrowRegex(isStrict) {
+    if (!hasOwnProp(this, '_erasNarrowRegex')) {
+        computeErasParse.call(this);
+    }
+    return isStrict ? this._erasNarrowRegex : this._erasRegex;
+}
+
+function matchEraAbbr(isStrict, locale) {
+    return locale.erasAbbrRegex(isStrict);
+}
+
+function matchEraName(isStrict, locale) {
+    return locale.erasNameRegex(isStrict);
+}
+
+function matchEraNarrow(isStrict, locale) {
+    return locale.erasNarrowRegex(isStrict);
+}
+
+function matchEraYearOrdinal(isStrict, locale) {
+    return locale._eraYearOrdinalRegex || matchUnsigned;
+}
+
+function computeErasParse() {
+    var abbrPieces = [],
+        namePieces = [],
+        narrowPieces = [],
+        mixedPieces = [],
+        i,
+        l,
+        erasName,
+        erasAbbr,
+        erasNarrow,
+        eras = this.eras();
+
+    for (i = 0, l = eras.length; i < l; ++i) {
+        erasName = regexEscape(eras[i].name);
+        erasAbbr = regexEscape(eras[i].abbr);
+        erasNarrow = regexEscape(eras[i].narrow);
+
+        namePieces.push(erasName);
+        abbrPieces.push(erasAbbr);
+        narrowPieces.push(erasNarrow);
+        mixedPieces.push(erasName);
+        mixedPieces.push(erasAbbr);
+        mixedPieces.push(erasNarrow);
+    }
+
+    this._erasRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i');
+    this._erasNameRegex = new RegExp('^(' + namePieces.join('|') + ')', 'i');
+    this._erasAbbrRegex = new RegExp('^(' + abbrPieces.join('|') + ')', 'i');
+    this._erasNarrowRegex = new RegExp(
+        '^(' + narrowPieces.join('|') + ')',
+        'i'
+    );
+}
diff --git a/node_modules/moment/src/lib/units/hour.js b/node_modules/moment/src/lib/units/hour.js
new file mode 100644
index 0000000..f24815f
--- /dev/null
+++ b/node_modules/moment/src/lib/units/hour.js
@@ -0,0 +1,152 @@
+import { makeGetSet } from '../moment/get-set';
+import { addFormatToken } from '../format/format';
+import {
+    addRegexToken,
+    match1to2,
+    match2,
+    match3to4,
+    match5to6,
+    match1to2NoLeadingZero,
+    match1to2HasZero,
+} from '../parse/regex';
+import { addParseToken } from '../parse/token';
+import { HOUR, MINUTE, SECOND } from './constants';
+import toInt from '../utils/to-int';
+import zeroFill from '../utils/zero-fill';
+import getParsingFlags from '../create/parsing-flags';
+
+// FORMATTING
+
+function hFormat() {
+    return this.hours() % 12 || 12;
+}
+
+function kFormat() {
+    return this.hours() || 24;
+}
+
+addFormatToken('H', ['HH', 2], 0, 'hour');
+addFormatToken('h', ['hh', 2], 0, hFormat);
+addFormatToken('k', ['kk', 2], 0, kFormat);
+
+addFormatToken('hmm', 0, 0, function () {
+    return '' + hFormat.apply(this) + zeroFill(this.minutes(), 2);
+});
+
+addFormatToken('hmmss', 0, 0, function () {
+    return (
+        '' +
+        hFormat.apply(this) +
+        zeroFill(this.minutes(), 2) +
+        zeroFill(this.seconds(), 2)
+    );
+});
+
+addFormatToken('Hmm', 0, 0, function () {
+    return '' + this.hours() + zeroFill(this.minutes(), 2);
+});
+
+addFormatToken('Hmmss', 0, 0, function () {
+    return (
+        '' +
+        this.hours() +
+        zeroFill(this.minutes(), 2) +
+        zeroFill(this.seconds(), 2)
+    );
+});
+
+function meridiem(token, lowercase) {
+    addFormatToken(token, 0, 0, function () {
+        return this.localeData().meridiem(
+            this.hours(),
+            this.minutes(),
+            lowercase
+        );
+    });
+}
+
+meridiem('a', true);
+meridiem('A', false);
+
+// PARSING
+
+function matchMeridiem(isStrict, locale) {
+    return locale._meridiemParse;
+}
+
+addRegexToken('a', matchMeridiem);
+addRegexToken('A', matchMeridiem);
+addRegexToken('H', match1to2, match1to2HasZero);
+addRegexToken('h', match1to2, match1to2NoLeadingZero);
+addRegexToken('k', match1to2, match1to2NoLeadingZero);
+addRegexToken('HH', match1to2, match2);
+addRegexToken('hh', match1to2, match2);
+addRegexToken('kk', match1to2, match2);
+
+addRegexToken('hmm', match3to4);
+addRegexToken('hmmss', match5to6);
+addRegexToken('Hmm', match3to4);
+addRegexToken('Hmmss', match5to6);
+
+addParseToken(['H', 'HH'], HOUR);
+addParseToken(['k', 'kk'], function (input, array, config) {
+    var kInput = toInt(input);
+    array[HOUR] = kInput === 24 ? 0 : kInput;
+});
+addParseToken(['a', 'A'], function (input, array, config) {
+    config._isPm = config._locale.isPM(input);
+    config._meridiem = input;
+});
+addParseToken(['h', 'hh'], function (input, array, config) {
+    array[HOUR] = toInt(input);
+    getParsingFlags(config).bigHour = true;
+});
+addParseToken('hmm', function (input, array, config) {
+    var pos = input.length - 2;
+    array[HOUR] = toInt(input.substr(0, pos));
+    array[MINUTE] = toInt(input.substr(pos));
+    getParsingFlags(config).bigHour = true;
+});
+addParseToken('hmmss', function (input, array, config) {
+    var pos1 = input.length - 4,
+        pos2 = input.length - 2;
+    array[HOUR] = toInt(input.substr(0, pos1));
+    array[MINUTE] = toInt(input.substr(pos1, 2));
+    array[SECOND] = toInt(input.substr(pos2));
+    getParsingFlags(config).bigHour = true;
+});
+addParseToken('Hmm', function (input, array, config) {
+    var pos = input.length - 2;
+    array[HOUR] = toInt(input.substr(0, pos));
+    array[MINUTE] = toInt(input.substr(pos));
+});
+addParseToken('Hmmss', function (input, array, config) {
+    var pos1 = input.length - 4,
+        pos2 = input.length - 2;
+    array[HOUR] = toInt(input.substr(0, pos1));
+    array[MINUTE] = toInt(input.substr(pos1, 2));
+    array[SECOND] = toInt(input.substr(pos2));
+});
+
+// LOCALES
+
+export function localeIsPM(input) {
+    // IE8 Quirks Mode & IE7 Standards Mode do not allow accessing strings like arrays
+    // Using charAt should be more compatible.
+    return (input + '').toLowerCase().charAt(0) === 'p';
+}
+
+export var defaultLocaleMeridiemParse = /[ap]\.?m?\.?/i,
+    // Setting the hour should keep the time, because the user explicitly
+    // specified which hour they want. So trying to maintain the same hour (in
+    // a new timezone) makes sense. Adding/subtracting hours does not follow
+    // this rule.
+    getSetHour = makeGetSet('Hours', true);
+
+export function localeMeridiem(hours, minutes, isLower) {
+    if (hours > 11) {
+        return isLower ? 'pm' : 'PM';
+    } else {
+        return isLower ? 'am' : 'AM';
+    }
+}
diff --git a/node_modules/moment/src/lib/units/millisecond.js b/node_modules/moment/src/lib/units/millisecond.js
new file mode 100644
index 0000000..4008c9b
--- /dev/null
+++ b/node_modules/moment/src/lib/units/millisecond.js
@@ -0,0 +1,66 @@
+import { makeGetSet } from '../moment/get-set';
+import { addFormatToken } from '../format/format';
+import {
+    addRegexToken,
+    match1,
+    match2,
+    match3,
+    match1to3,
+    matchUnsigned,
+} from '../parse/regex';
+import { addParseToken } from '../parse/token';
+import { MILLISECOND } from './constants';
+import toInt from '../utils/to-int';
+
+// FORMATTING
+
+addFormatToken('S', 0, 0, function () {
+    return ~~(this.millisecond() / 100);
+});
+
+addFormatToken(0, ['SS', 2], 0, function () {
+    return ~~(this.millisecond() / 10);
+});
+
+addFormatToken(0, ['SSS', 3], 0, 'millisecond');
+addFormatToken(0, ['SSSS', 4], 0, function () {
+    return this.millisecond() * 10;
+});
+addFormatToken(0, ['SSSSS', 5], 0, function () {
+    return this.millisecond() * 100;
+});
+addFormatToken(0, ['SSSSSS', 6], 0, function () {
+    return this.millisecond() * 1000;
+});
+addFormatToken(0, ['SSSSSSS', 7], 0, function () {
+    return this.millisecond() * 10000;
+});
+addFormatToken(0, ['SSSSSSSS', 8], 0, function () {
+    return this.millisecond() * 100000;
+});
+addFormatToken(0, ['SSSSSSSSS', 9], 0, function () {
+    return this.millisecond() * 1000000;
+});
+
+// PARSING
+
+addRegexToken('S', match1to3, match1);
+addRegexToken('SS', match1to3, match2);
+addRegexToken('SSS', match1to3, match3);
+
+var token, getSetMillisecond;
+for (token = 'SSSS'; token.length <= 9; token += 'S') {
+    addRegexToken(token, matchUnsigned);
+}
+
+function parseMs(input, array) {
+    array[MILLISECOND] = toInt(('0.' + input) * 1000);
+}
+
+for (token = 'S'; token.length <= 9; token += 'S') {
+    addParseToken(token, parseMs);
+}
+
+getSetMillisecond = makeGetSet('Milliseconds', false);
+
+export { getSetMillisecond };
diff --git a/node_modules/moment/src/lib/units/minute.js b/node_modules/moment/src/lib/units/minute.js
new file mode 100644
index 0000000..72f163f
--- /dev/null
+++ b/node_modules/moment/src/lib/units/minute.js
@@ -0,0 +1,24 @@
+import { makeGetSet } from '../moment/get-set';
+import { addFormatToken } from '../format/format';
+import {
+    addRegexToken,
+    match1to2,
+    match2,
+    match1to2HasZero,
+} from '../parse/regex';
+import { addParseToken } from '../parse/token';
+import { MINUTE } from './constants';
+
+// FORMATTING
+
+addFormatToken('m', ['mm', 2], 0, 'minute');
+
+// PARSING
+
+addRegexToken('m', match1to2, match1to2HasZero);
+addRegexToken('mm', match1to2, match2);
+addParseToken(['m', 'mm'], MINUTE);
+
+// MOMENTS
+
+export var getSetMinute = makeGetSet('Minutes', false);
diff --git a/node_modules/moment/src/lib/units/month.js b/node_modules/moment/src/lib/units/month.js
new file mode 100644
index 0000000..9a326aa
--- /dev/null
+++ b/node_modules/moment/src/lib/units/month.js
@@ -0,0 +1,340 @@
+import { get } from '../moment/get-set';
+import hasOwnProp from '../utils/has-own-prop';
+import { addFormatToken } from '../format/format';
+import {
+    addRegexToken,
+    match1to2,
+    match2,
+    matchWord,
+    regexEscape,
+    match1to2NoLeadingZero,
+} from '../parse/regex';
+import { addParseToken } from '../parse/token';
+import { hooks } from '../utils/hooks';
+import { MONTH } from './constants';
+import toInt from '../utils/to-int';
+import isArray from '../utils/is-array';
+import isNumber from '../utils/is-number';
+import mod from '../utils/mod';
+import indexOf from '../utils/index-of';
+import { createUTC } from '../create/utc';
+import getParsingFlags from '../create/parsing-flags';
+import { isLeapYear } from '../utils/is-leap-year';
+
+export function daysInMonth(year, month) {
+    if (isNaN(year) || isNaN(month)) {
+        return NaN;
+    }
+    var modMonth = mod(month, 12);
+    year += (month - modMonth) / 12;
+    return modMonth === 1
+        ? isLeapYear(year)
+            ? 29
+            : 28
+        : 31 - ((modMonth % 7) % 2);
+}
+
+// FORMATTING
+
+addFormatToken('M', ['MM', 2], 'Mo', function () {
+    return this.month() + 1;
+});
+
+addFormatToken('MMM', 0, 0, function (format) {
+    return this.localeData().monthsShort(this, format);
+});
+
+addFormatToken('MMMM', 0, 0, function (format) {
+    return this.localeData().months(this, format);
+});
+
+// PARSING
+
+addRegexToken('M', match1to2, match1to2NoLeadingZero);
+addRegexToken('MM', match1to2, match2);
+addRegexToken('MMM', function (isStrict, locale) {
+    return locale.monthsShortRegex(isStrict);
+});
+addRegexToken('MMMM', function (isStrict, locale) {
+    return locale.monthsRegex(isStrict);
+});
+
+addParseToken(['M', 'MM'], function (input, array) {
+    array[MONTH] = toInt(input) - 1;
+});
+
+addParseToken(['MMM', 'MMMM'], function (input, array, config, token) {
+    var month = config._locale.monthsParse(input, token, config._strict);
+    // if we didn't find a month name, mark the date as invalid.
+    if (month != null) {
+        array[MONTH] = month;
+    } else {
+        getParsingFlags(config).invalidMonth = input;
+    }
+});
+
+// LOCALES
+
+var defaultLocaleMonths =
+        'January_February_March_April_May_June_July_August_September_October_November_December'.split(
+            '_'
+        ),
+    defaultLocaleMonthsShort =
+        'Jan_Feb_Mar_Apr_May_Jun_Jul_Aug_Sep_Oct_Nov_Dec'.split('_'),
+    MONTHS_IN_FORMAT = /D[oD]?(\[[^\[\]]*\]|\s)+MMMM?/,
+    defaultMonthsShortRegex = matchWord,
+    defaultMonthsRegex = matchWord;
+
+export { defaultLocaleMonths, defaultLocaleMonthsShort };
+
+export function localeMonths(m, format) {
+    if (!m) {
+        return isArray(this._months)
+            ? this._months
+            : this._months['standalone'];
+    }
+    return isArray(this._months)
+        ? this._months[m.month()]
+        : this._months[
+              (this._months.isFormat || MONTHS_IN_FORMAT).test(format)
+                  ? 'format'
+                  : 'standalone'
+          ][m.month()];
+}
+
+export function localeMonthsShort(m, format) {
+    if (!m) {
+        return isArray(this._monthsShort)
+            ? this._monthsShort
+            : this._monthsShort['standalone'];
+    }
+    return isArray(this._monthsShort)
+        ? this._monthsShort[m.month()]
+        : this._monthsShort[
+              MONTHS_IN_FORMAT.test(format) ? 'format' : 'standalone'
+          ][m.month()];
+}
+
+function handleStrictParse(monthName, format, strict) {
+    var i,
+        ii,
+        mom,
+        llc = monthName.toLocaleLowerCase();
+    if (!this._monthsParse) {
+        // this is not used
+        this._monthsParse = [];
+        this._longMonthsParse = [];
+        this._shortMonthsParse = [];
+        for (i = 0; i < 12; ++i) {
+            mom = createUTC([2000, i]);
+            this._shortMonthsParse[i] = this.monthsShort(
+                mom,
+                ''
+            ).toLocaleLowerCase();
+            this._longMonthsParse[i] = this.months(mom, '').toLocaleLowerCase();
+        }
+    }
+
+    if (strict) {
+        if (format === 'MMM') {
+            ii = indexOf.call(this._shortMonthsParse, llc);
+            return ii !== -1 ? ii : null;
+        } else {
+            ii = indexOf.call(this._longMonthsParse, llc);
+            return ii !== -1 ? ii : null;
+        }
+    } else {
+        if (format === 'MMM') {
+            ii = indexOf.call(this._shortMonthsParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf.call(this._longMonthsParse, llc);
+            return ii !== -1 ? ii : null;
+        } else {
+            ii = indexOf.call(this._longMonthsParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf.call(this._shortMonthsParse, llc);
+            return ii !== -1 ? ii : null;
+        }
+    }
+}
+
+export function localeMonthsParse(monthName, format, strict) {
+    var i, mom, regex;
+
+    if (this._monthsParseExact) {
+        return handleStrictParse.call(this, monthName, format, strict);
+    }
+
+    if (!this._monthsParse) {
+        this._monthsParse = [];
+        this._longMonthsParse = [];
+        this._shortMonthsParse = [];
+    }
+
+    // TODO: add sorting
+    // Sorting makes sure if one month (or abbr) is a prefix of another
+    // see sorting in computeMonthsParse
+    for (i = 0; i < 12; i++) {
+        // make the regex if we don't have it already
+        mom = createUTC([2000, i]);
+        if (strict && !this._longMonthsParse[i]) {
+            this._longMonthsParse[i] = new RegExp(
+                '^' + this.months(mom, '').replace('.', '') + '$',
+                'i'
+            );
+            this._shortMonthsParse[i] = new RegExp(
+                '^' + this.monthsShort(mom, '').replace('.', '') + '$',
+                'i'
+            );
+        }
+        if (!strict && !this._monthsParse[i]) {
+            regex =
+                '^' + this.months(mom, '') + '|^' + this.monthsShort(mom, '');
+            this._monthsParse[i] = new RegExp(regex.replace('.', ''), 'i');
+        }
+        // test the regex
+        if (
+            strict &&
+            format === 'MMMM' &&
+            this._longMonthsParse[i].test(monthName)
+        ) {
+            return i;
+        } else if (
+            strict &&
+            format === 'MMM' &&
+            this._shortMonthsParse[i].test(monthName)
+        ) {
+            return i;
+        } else if (!strict && this._monthsParse[i].test(monthName)) {
+            return i;
+        }
+    }
+}
+
+// MOMENTS
+
+export function setMonth(mom, value) {
+    if (!mom.isValid()) {
+        // No op
+        return mom;
+    }
+
+    if (typeof value === 'string') {
+        if (/^\d+$/.test(value)) {
+            value = toInt(value);
+        } else {
+            value = mom.localeData().monthsParse(value);
+            // TODO: Another silent failure?
+            if (!isNumber(value)) {
+                return mom;
+            }
+        }
+    }
+
+    var month = value,
+        date = mom.date();
+
+    date = date < 29 ? date : Math.min(date, daysInMonth(mom.year(), month));
+    void (mom._isUTC
+        ? mom._d.setUTCMonth(month, date)
+        : mom._d.setMonth(month, date));
+    return mom;
+}
+
+export function getSetMonth(value) {
+    if (value != null) {
+        setMonth(this, value);
+        hooks.updateOffset(this, true);
+        return this;
+    } else {
+        return get(this, 'Month');
+    }
+}
+
+export function getDaysInMonth() {
+    return daysInMonth(this.year(), this.month());
+}
+
+export function monthsShortRegex(isStrict) {
+    if (this._monthsParseExact) {
+        if (!hasOwnProp(this, '_monthsRegex')) {
+            computeMonthsParse.call(this);
+        }
+        if (isStrict) {
+            return this._monthsShortStrictRegex;
+        } else {
+            return this._monthsShortRegex;
+        }
+    } else {
+        if (!hasOwnProp(this, '_monthsShortRegex')) {
+            this._monthsShortRegex = defaultMonthsShortRegex;
+        }
+        return this._monthsShortStrictRegex && isStrict
+            ? this._monthsShortStrictRegex
+            : this._monthsShortRegex;
+    }
+}
+
+export function monthsRegex(isStrict) {
+    if (this._monthsParseExact) {
+        if (!hasOwnProp(this, '_monthsRegex')) {
+            computeMonthsParse.call(this);
+        }
+        if (isStrict) {
+            return this._monthsStrictRegex;
+        } else {
+            return this._monthsRegex;
+        }
+    } else {
+        if (!hasOwnProp(this, '_monthsRegex')) {
+            this._monthsRegex = defaultMonthsRegex;
+        }
+        return this._monthsStrictRegex && isStrict
+            ? this._monthsStrictRegex
+            : this._monthsRegex;
+    }
+}
+
+function computeMonthsParse() {
+    function cmpLenRev(a, b) {
+        return b.length - a.length;
+    }
+
+    var shortPieces = [],
+        longPieces = [],
+        mixedPieces = [],
+        i,
+        mom,
+        shortP,
+        longP;
+    for (i = 0; i < 12; i++) {
+        // make the regex if we don't have it already
+        mom = createUTC([2000, i]);
+        shortP = regexEscape(this.monthsShort(mom, ''));
+        longP = regexEscape(this.months(mom, ''));
+        shortPieces.push(shortP);
+        longPieces.push(longP);
+        mixedPieces.push(longP);
+        mixedPieces.push(shortP);
+    }
+    // Sorting makes sure if one month (or abbr) is a prefix of another it
+    // will match the longer piece.
+    shortPieces.sort(cmpLenRev);
+    longPieces.sort(cmpLenRev);
+    mixedPieces.sort(cmpLenRev);
+
+    this._monthsRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i');
+    this._monthsShortRegex = this._monthsRegex;
+    this._monthsStrictRegex = new RegExp(
+        '^(' + longPieces.join('|') + ')',
+        'i'
+    );
+    this._monthsShortStrictRegex = new RegExp(
+        '^(' + shortPieces.join('|') + ')',
+        'i'
+    );
+}
diff --git a/node_modules/moment/src/lib/units/offset.js b/node_modules/moment/src/lib/units/offset.js
new file mode 100644
index 0000000..668ebb9
--- /dev/null
+++ b/node_modules/moment/src/lib/units/offset.js
@@ -0,0 +1,249 @@
+import zeroFill from '../utils/zero-fill';
+import { createDuration } from '../duration/create';
+import { addSubtract } from '../moment/add-subtract';
+import { isMoment, copyConfig } from '../moment/constructor';
+import { addFormatToken } from '../format/format';
+import { addRegexToken, matchOffset, matchShortOffset } from '../parse/regex';
+import { addParseToken } from '../parse/token';
+import { createLocal } from '../create/local';
+import { prepareConfig } from '../create/from-anything';
+import { createUTC } from '../create/utc';
+import isDate from '../utils/is-date';
+import toInt from '../utils/to-int';
+import isUndefined from '../utils/is-undefined';
+import compareArrays from '../utils/compare-arrays';
+import { hooks } from '../utils/hooks';
+
+// FORMATTING
+
+function offset(token, separator) {
+    addFormatToken(token, 0, 0, function () {
+        var offset = this.utcOffset(),
+            sign = '+';
+        if (offset < 0) {
+            offset = -offset;
+            sign = '-';
+        }
+        return (
+            sign +
+            zeroFill(~~(offset / 60), 2) +
+            separator +
+            zeroFill(~~offset % 60, 2)
+        );
+    });
+}
+
+offset('Z', ':');
+offset('ZZ', '');
+
+// PARSING
+
+addRegexToken('Z', matchShortOffset);
+addRegexToken('ZZ', matchShortOffset);
+addParseToken(['Z', 'ZZ'], function (input, array, config) {
+    config._useUTC = true;
+    config._tzm = offsetFromString(matchShortOffset, input);
+});
+
+// HELPERS
+
+// timezone chunker
+// '+10:00' > ['10',  '00']
+// '-1530'  > ['-15', '30']
+var chunkOffset = /([\+\-]|\d\d)/gi;
+
+function offsetFromString(matcher, string) {
+    var matches = (string || '').match(matcher),
+        chunk,
+        parts,
+        minutes;
+
+    if (matches === null) {
+        return null;
+    }
+
+    chunk = matches[matches.length - 1] || [];
+    parts = (chunk + '').match(chunkOffset) || ['-', 0, 0];
+    minutes = +(parts[1] * 60) + toInt(parts[2]);
+
+    return minutes === 0 ? 0 : parts[0] === '+' ? minutes : -minutes;
+}
+
+// Return a moment from input, that is local/utc/zone equivalent to model.
+export function cloneWithOffset(input, model) {
+    var res, diff;
+    if (model._isUTC) {
+        res = model.clone();
+        diff =
+            (isMoment(input) || isDate(input)
+                ? input.valueOf()
+                : createLocal(input).valueOf()) - res.valueOf();
+        // Use low-level api, because this fn is low-level api.
+        res._d.setTime(res._d.valueOf() + diff);
+        hooks.updateOffset(res, false);
+        return res;
+    } else {
+        return createLocal(input).local();
+    }
+}
+
+function getDateOffset(m) {
+    // On Firefox.24 Date#getTimezoneOffset returns a floating point.
+    // https://github.com/moment/moment/pull/1871
+    return -Math.round(m._d.getTimezoneOffset());
+}
+
+// HOOKS
+
+// This function will be called whenever a moment is mutated.
+// It is intended to keep the offset in sync with the timezone.
+hooks.updateOffset = function () {};
+
+// MOMENTS
+
+// keepLocalTime = true means only change the timezone, without
+// affecting the local hour. So 5:31:26 +0300 --[utcOffset(2, true)]-->
+// 5:31:26 +0200 It is possible that 5:31:26 doesn't exist with offset
+// +0200, so we adjust the time as needed, to be valid.
+//
+// Keeping the time actually adds/subtracts (one hour)
+// from the actual represented time. That is why we call updateOffset
+// a second time. In case it wants us to change the offset again
+// _changeInProgress == true case, then we have to adjust, because
+// there is no such time in the given timezone.
+export function getSetOffset(input, keepLocalTime, keepMinutes) {
+    var offset = this._offset || 0,
+        localAdjust;
+    if (!this.isValid()) {
+        return input != null ? this : NaN;
+    }
+    if (input != null) {
+        if (typeof input === 'string') {
+            input = offsetFromString(matchShortOffset, input);
+            if (input === null) {
+                return this;
+            }
+        } else if (Math.abs(input) < 16 && !keepMinutes) {
+            input = input * 60;
+        }
+        if (!this._isUTC && keepLocalTime) {
+            localAdjust = getDateOffset(this);
+        }
+        this._offset = input;
+        this._isUTC = true;
+        if (localAdjust != null) {
+            this.add(localAdjust, 'm');
+        }
+        if (offset !== input) {
+            if (!keepLocalTime || this._changeInProgress) {
+                addSubtract(
+                    this,
+                    createDuration(input - offset, 'm'),
+                    1,
+                    false
+                );
+            } else if (!this._changeInProgress) {
+                this._changeInProgress = true;
+                hooks.updateOffset(this, true);
+                this._changeInProgress = null;
+            }
+        }
+        return this;
+    } else {
+        return this._isUTC ? offset : getDateOffset(this);
+    }
+}
+
+export function getSetZone(input, keepLocalTime) {
+    if (input != null) {
+        if (typeof input !== 'string') {
+            input = -input;
+        }
+
+        this.utcOffset(input, keepLocalTime);
+
+        return this;
+    } else {
+        return -this.utcOffset();
+    }
+}
+
+export function setOffsetToUTC(keepLocalTime) {
+    return this.utcOffset(0, keepLocalTime);
+}
+
+export function setOffsetToLocal(keepLocalTime) {
+    if (this._isUTC) {
+        this.utcOffset(0, keepLocalTime);
+        this._isUTC = false;
+
+        if (keepLocalTime) {
+            this.subtract(getDateOffset(this), 'm');
+        }
+    }
+    return this;
+}
+
+export function setOffsetToParsedOffset() {
+    if (this._tzm != null) {
+        this.utcOffset(this._tzm, false, true);
+    } else if (typeof this._i === 'string') {
+        var tZone = offsetFromString(matchOffset, this._i);
+        if (tZone != null) {
+            this.utcOffset(tZone);
+        } else {
+            this.utcOffset(0, true);
+        }
+    }
+    return this;
+}
+
+export function hasAlignedHourOffset(input) {
+    if (!this.isValid()) {
+        return false;
+    }
+    input = input ? createLocal(input).utcOffset() : 0;
+
+    return (this.utcOffset() - input) % 60 === 0;
+}
+
+export function isDaylightSavingTime() {
+    return (
+        this.utcOffset() > this.clone().month(0).utcOffset() ||
+        this.utcOffset() > this.clone().month(5).utcOffset()
+    );
+}
+
+export function isDaylightSavingTimeShifted() {
+    if (!isUndefined(this._isDSTShifted)) {
+        return this._isDSTShifted;
+    }
+
+    var c = {},
+        other;
+
+    copyConfig(c, this);
+    c = prepareConfig(c);
+
+    if (c._a) {
+        other = c._isUTC ? createUTC(c._a) : createLocal(c._a);
+        this._isDSTShifted =
+            this.isValid() && compareArrays(c._a, other.toArray()) > 0;
+    } else {
+        this._isDSTShifted = false;
+    }
+
+    return this._isDSTShifted;
+}
+
+export function isLocal() {
+    return this.isValid() ? !this._isUTC : false;
+}
+
+export function isUtcOffset() {
+    return this.isValid() ? this._isUTC : false;
+}
+
+export function isUtc() {
+    return this.isValid() ? this._isUTC && this._offset === 0 : false;
+}
diff --git a/node_modules/moment/src/lib/units/priorities.js b/node_modules/moment/src/lib/units/priorities.js
new file mode 100644
index 0000000..b42d2fc
--- /dev/null
+++ b/node_modules/moment/src/lib/units/priorities.js
@@ -0,0 +1,34 @@
+import hasOwnProp from '../utils/has-own-prop';
+
+var priorities = {
+    date: 9,
+    day: 11,
+    weekday: 11,
+    isoWeekday: 11,
+    dayOfYear: 4,
+    hour: 13,
+    millisecond: 16,
+    minute: 14,
+    month: 8,
+    quarter: 7,
+    second: 15,
+    weekYear: 1,
+    isoWeekYear: 1,
+    week: 5,
+    isoWeek: 5,
+    year: 1,
+};
+
+export function getPrioritizedUnits(unitsObj) {
+    var units = [],
+        u;
+    for (u in unitsObj) {
+        if (hasOwnProp(unitsObj, u)) {
+            units.push({ unit: u, priority: priorities[u] });
+        }
+    }
+    units.sort(function (a, b) {
+        return a.priority - b.priority;
+    });
+    return units;
+}
diff --git a/node_modules/moment/src/lib/units/quarter.js b/node_modules/moment/src/lib/units/quarter.js
new file mode 100644
index 0000000..4638609
--- /dev/null
+++ b/node_modules/moment/src/lib/units/quarter.js
@@ -0,0 +1,24 @@
+import { addFormatToken } from '../format/format';
+import { addRegexToken, match1 } from '../parse/regex';
+import { addParseToken } from '../parse/token';
+import { MONTH } from './constants';
+import toInt from '../utils/to-int';
+
+// FORMATTING
+
+addFormatToken('Q', 0, 'Qo', 'quarter');
+
+// PARSING
+
+addRegexToken('Q', match1);
+addParseToken('Q', function (input, array) {
+    array[MONTH] = (toInt(input) - 1) * 3;
+});
+
+// MOMENTS
+
+export function getSetQuarter(input) {
+    return input == null
+        ? Math.ceil((this.month() + 1) / 3)
+        : this.month((input - 1) * 3 + (this.month() % 3));
+}
diff --git a/node_modules/moment/src/lib/units/second.js b/node_modules/moment/src/lib/units/second.js
new file mode 100644
index 0000000..8142317
--- /dev/null
+++ b/node_modules/moment/src/lib/units/second.js
@@ -0,0 +1,24 @@
+import { makeGetSet } from '../moment/get-set';
+import { addFormatToken } from '../format/format';
+import {
+    addRegexToken,
+    match1to2,
+    match2,
+    match1to2HasZero,
+} from '../parse/regex';
+import { addParseToken } from '../parse/token';
+import { SECOND } from './constants';
+
+// FORMATTING
+
+addFormatToken('s', ['ss', 2], 0, 'second');
+
+// PARSING
+
+addRegexToken('s', match1to2, match1to2HasZero);
+addRegexToken('ss', match1to2, match2);
+addParseToken(['s', 'ss'], SECOND);
+
+// MOMENTS
+
+export var getSetSecond = makeGetSet('Seconds', false);
diff --git a/node_modules/moment/src/lib/units/timestamp.js b/node_modules/moment/src/lib/units/timestamp.js
new file mode 100644
index 0000000..50c6b87
--- /dev/null
+++ b/node_modules/moment/src/lib/units/timestamp.js
@@ -0,0 +1,20 @@
+import { addFormatToken } from '../format/format';
+import { addRegexToken, matchTimestamp, matchSigned } from '../parse/regex';
+import { addParseToken } from '../parse/token';
+import toInt from '../utils/to-int';
+
+// FORMATTING
+
+addFormatToken('X', 0, 0, 'unix');
+addFormatToken('x', 0, 0, 'valueOf');
+
+// PARSING
+
+addRegexToken('x', matchSigned);
+addRegexToken('X', matchTimestamp);
+addParseToken('X', function (input, array, config) {
+    config._d = new Date(parseFloat(input) * 1000);
+});
+addParseToken('x', function (input, array, config) {
+    config._d = new Date(toInt(input));
+});
diff --git a/node_modules/moment/src/lib/units/timezone.js b/node_modules/moment/src/lib/units/timezone.js
new file mode 100644
index 0000000..3831fd3
--- /dev/null
+++ b/node_modules/moment/src/lib/units/timezone.js
@@ -0,0 +1,16 @@
+import { addFormatToken } from '../format/format';
+
+// FORMATTING
+
+addFormatToken('z', 0, 0, 'zoneAbbr');
+addFormatToken('zz', 0, 0, 'zoneName');
+
+// MOMENTS
+
+export function getZoneAbbr() {
+    return this._isUTC ? 'UTC' : '';
+}
+
+export function getZoneName() {
+    return this._isUTC ? 'Coordinated Universal Time' : '';
+}
diff --git a/node_modules/moment/src/lib/units/units.js b/node_modules/moment/src/lib/units/units.js
new file mode 100644
index 0000000..6f45f1c
--- /dev/null
+++ b/node_modules/moment/src/lib/units/units.js
@@ -0,0 +1,20 @@
+// Side effect imports
+import './day-of-month';
+import './day-of-week';
+import './day-of-year';
+import './hour';
+import './millisecond';
+import './minute';
+import './month';
+import './offset';
+import './quarter';
+import './second';
+import './timestamp';
+import './timezone';
+import './week-year';
+import './week';
+import './year';
+
+import { normalizeUnits } from './aliases';
+
+export { normalizeUnits };
diff --git a/node_modules/moment/src/lib/units/week-calendar-utils.js b/node_modules/moment/src/lib/units/week-calendar-utils.js
new file mode 100644
index 0000000..be67184
--- /dev/null
+++ b/node_modules/moment/src/lib/units/week-calendar-utils.js
@@ -0,0 +1,66 @@
+import { daysInYear } from './year';
+import { createUTCDate } from '../create/date-from-array';
+
+// start-of-first-week - start-of-year
+function firstWeekOffset(year, dow, doy) {
+    var // first-week day -- which january is always in the first week (4 for iso, 1 for other)
+        fwd = 7 + dow - doy,
+        // first-week day local weekday -- which local weekday is fwd
+        fwdlw = (7 + createUTCDate(year, 0, fwd).getUTCDay() - dow) % 7;
+
+    return -fwdlw + fwd - 1;
+}
+
+// https://en.wikipedia.org/wiki/ISO_week_date#Calculating_a_date_given_the_year.2C_week_number_and_weekday
+export function dayOfYearFromWeeks(year, week, weekday, dow, doy) {
+    var localWeekday = (7 + weekday - dow) % 7,
+        weekOffset = firstWeekOffset(year, dow, doy),
+        dayOfYear = 1 + 7 * (week - 1) + localWeekday + weekOffset,
+        resYear,
+        resDayOfYear;
+
+    if (dayOfYear <= 0) {
+        resYear = year - 1;
+        resDayOfYear = daysInYear(resYear) + dayOfYear;
+    } else if (dayOfYear > daysInYear(year)) {
+        resYear = year + 1;
+        resDayOfYear = dayOfYear - daysInYear(year);
+    } else {
+        resYear = year;
+        resDayOfYear = dayOfYear;
+    }
+
+    return {
+        year: resYear,
+        dayOfYear: resDayOfYear,
+    };
+}
+
+export function weekOfYear(mom, dow, doy) {
+    var weekOffset = firstWeekOffset(mom.year(), dow, doy),
+        week = Math.floor((mom.dayOfYear() - weekOffset - 1) / 7) + 1,
+        resWeek,
+        resYear;
+
+    if (week < 1) {
+        resYear = mom.year() - 1;
+        resWeek = week + weeksInYear(resYear, dow, doy);
+    } else if (week > weeksInYear(mom.year(), dow, doy)) {
+        resWeek = week - weeksInYear(mom.year(), dow, doy);
+        resYear = mom.year() + 1;
+    } else {
+        resYear = mom.year();
+        resWeek = week;
+    }
+
+    return {
+        week: resWeek,
+        year: resYear,
+    };
+}
+
+export function weeksInYear(year, dow, doy) {
+    var weekOffset = firstWeekOffset(year, dow, doy),
+        weekOffsetNext = firstWeekOffset(year + 1, dow, doy);
+    return (daysInYear(year) - weekOffset + weekOffsetNext) / 7;
+}
diff --git a/node_modules/moment/src/lib/units/week-year.js b/node_modules/moment/src/lib/units/week-year.js
new file mode 100644
index 0000000..585362c
--- /dev/null
+++ b/node_modules/moment/src/lib/units/week-year.js
@@ -0,0 +1,128 @@
+import { addFormatToken } from '../format/format';
+import {
+    addRegexToken,
+    match1to2,
+    match1to4,
+    match1to6,
+    match2,
+    match4,
+    match6,
+    matchSigned,
+} from '../parse/regex';
+import { addWeekParseToken } from '../parse/token';
+import {
+    weekOfYear,
+    weeksInYear,
+    dayOfYearFromWeeks,
+} from './week-calendar-utils';
+import toInt from '../utils/to-int';
+import { hooks } from '../utils/hooks';
+import { createUTCDate } from '../create/date-from-array';
+
+// FORMATTING
+
+addFormatToken(0, ['gg', 2], 0, function () {
+    return this.weekYear() % 100;
+});
+
+addFormatToken(0, ['GG', 2], 0, function () {
+    return this.isoWeekYear() % 100;
+});
+
+function addWeekYearFormatToken(token, getter) {
+    addFormatToken(0, [token, token.length], 0, getter);
+}
+
+addWeekYearFormatToken('gggg', 'weekYear');
+addWeekYearFormatToken('ggggg', 'weekYear');
+addWeekYearFormatToken('GGGG', 'isoWeekYear');
+addWeekYearFormatToken('GGGGG', 'isoWeekYear');
+
+// ALIASES
+
+// PARSING
+
+addRegexToken('G', matchSigned);
+addRegexToken('g', matchSigned);
+addRegexToken('GG', match1to2, match2);
+addRegexToken('gg', match1to2, match2);
+addRegexToken('GGGG', match1to4, match4);
+addRegexToken('gggg', match1to4, match4);
+addRegexToken('GGGGG', match1to6, match6);
+addRegexToken('ggggg', match1to6, match6);
+
+addWeekParseToken(
+    ['gggg', 'ggggg', 'GGGG', 'GGGGG'],
+    function (input, week, config, token) {
+        week[token.substr(0, 2)] = toInt(input);
+    }
+);
+
+addWeekParseToken(['gg', 'GG'], function (input, week, config, token) {
+    week[token] = hooks.parseTwoDigitYear(input);
+});
+
+// MOMENTS
+
+export function getSetWeekYear(input) {
+    return getSetWeekYearHelper.call(
+        this,
+        input,
+        this.week(),
+        this.weekday() + this.localeData()._week.dow,
+        this.localeData()._week.dow,
+        this.localeData()._week.doy
+    );
+}
+
+export function getSetISOWeekYear(input) {
+    return getSetWeekYearHelper.call(
+        this,
+        input,
+        this.isoWeek(),
+        this.isoWeekday(),
+        1,
+        4
+    );
+}
+
+export function getISOWeeksInYear() {
+    return weeksInYear(this.year(), 1, 4);
+}
+
+export function getISOWeeksInISOWeekYear() {
+    return weeksInYear(this.isoWeekYear(), 1, 4);
+}
+
+export function getWeeksInYear() {
+    var weekInfo = this.localeData()._week;
+    return weeksInYear(this.year(), weekInfo.dow, weekInfo.doy);
+}
+
+export function getWeeksInWeekYear() {
+    var weekInfo = this.localeData()._week;
+    return weeksInYear(this.weekYear(), weekInfo.dow, weekInfo.doy);
+}
+
+function getSetWeekYearHelper(input, week, weekday, dow, doy) {
+    var weeksTarget;
+    if (input == null) {
+        return weekOfYear(this, dow, doy).year;
+    } else {
+        weeksTarget = weeksInYear(input, dow, doy);
+        if (week > weeksTarget) {
+            week = weeksTarget;
+        }
+        return setWeekAll.call(this, input, week, weekday, dow, doy);
+    }
+}
+
+function setWeekAll(weekYear, week, weekday, dow, doy) {
+    var dayOfYearData = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy),
+        date = createUTCDate(dayOfYearData.year, 0, dayOfYearData.dayOfYear);
+
+    this.year(date.getUTCFullYear());
+    this.month(date.getUTCMonth());
+    this.date(date.getUTCDate());
+    return this;
+}
diff --git a/node_modules/moment/src/lib/units/week.js b/node_modules/moment/src/lib/units/week.js
new file mode 100644
index 0000000..2675e56
--- /dev/null
+++ b/node_modules/moment/src/lib/units/week.js
@@ -0,0 +1,62 @@
+import { addFormatToken } from '../format/format';
+import {
+    addRegexToken,
+    match1to2,
+    match2,
+    match1to2NoLeadingZero,
+} from '../parse/regex';
+import { addWeekParseToken } from '../parse/token';
+import toInt from '../utils/to-int';
+import { weekOfYear } from './week-calendar-utils';
+
+// FORMATTING
+
+addFormatToken('w', ['ww', 2], 'wo', 'week');
+addFormatToken('W', ['WW', 2], 'Wo', 'isoWeek');
+
+// PARSING
+
+addRegexToken('w', match1to2, match1to2NoLeadingZero);
+addRegexToken('ww', match1to2, match2);
+addRegexToken('W', match1to2, match1to2NoLeadingZero);
+addRegexToken('WW', match1to2, match2);
+
+addWeekParseToken(
+    ['w', 'ww', 'W', 'WW'],
+    function (input, week, config, token) {
+        week[token.substr(0, 1)] = toInt(input);
+    }
+);
+
+// HELPERS
+
+// LOCALES
+
+export function localeWeek(mom) {
+    return weekOfYear(mom, this._week.dow, this._week.doy).week;
+}
+
+export var defaultLocaleWeek = {
+    dow: 0, // Sunday is the first day of the week.
+    doy: 6, // The week that contains Jan 6th is the first week of the year.
+};
+
+export function localeFirstDayOfWeek() {
+    return this._week.dow;
+}
+
+export function localeFirstDayOfYear() {
+    return this._week.doy;
+}
+
+// MOMENTS
+
+export function getSetWeek(input) {
+    var week = this.localeData().week(this);
+    return input == null ? week : this.add((input - week) * 7, 'd');
+}
+
+export function getSetISOWeek(input) {
+    var week = weekOfYear(this, 1, 4).week;
+    return input == null ? week : this.add((input - week) * 7, 'd');
+}
diff --git a/node_modules/moment/src/lib/units/year.js b/node_modules/moment/src/lib/units/year.js
new file mode 100644
index 0000000..60c38bf
--- /dev/null
+++ b/node_modules/moment/src/lib/units/year.js
@@ -0,0 +1,75 @@
+import { makeGetSet } from '../moment/get-set';
+import { addFormatToken } from '../format/format';
+import {
+    addRegexToken,
+    match1to2,
+    match1to4,
+    match1to6,
+    match2,
+    match4,
+    match6,
+    matchSigned,
+} from '../parse/regex';
+import { addParseToken } from '../parse/token';
+import { isLeapYear } from '../utils/is-leap-year';
+import { hooks } from '../utils/hooks';
+import { YEAR } from './constants';
+import toInt from '../utils/to-int';
+import zeroFill from '../utils/zero-fill';
+
+// FORMATTING
+
+addFormatToken('Y', 0, 0, function () {
+    var y = this.year();
+    return y <= 9999 ? zeroFill(y, 4) : '+' + y;
+});
+
+addFormatToken(0, ['YY', 2], 0, function () {
+    return this.year() % 100;
+});
+
+addFormatToken(0, ['YYYY', 4], 0, 'year');
+addFormatToken(0, ['YYYYY', 5], 0, 'year');
+addFormatToken(0, ['YYYYYY', 6, true], 0, 'year');
+
+// PARSING
+
+addRegexToken('Y', matchSigned);
+addRegexToken('YY', match1to2, match2);
+addRegexToken('YYYY', match1to4, match4);
+addRegexToken('YYYYY', match1to6, match6);
+addRegexToken('YYYYYY', match1to6, match6);
+
+addParseToken(['YYYYY', 'YYYYYY'], YEAR);
+addParseToken('YYYY', function (input, array) {
+    array[YEAR] =
+        input.length === 2 ? hooks.parseTwoDigitYear(input) : toInt(input);
+});
+addParseToken('YY', function (input, array) {
+    array[YEAR] = hooks.parseTwoDigitYear(input);
+});
+addParseToken('Y', function (input, array) {
+    array[YEAR] = parseInt(input, 10);
+});
+
+// HELPERS
+
+export function daysInYear(year) {
+    return isLeapYear(year) ? 366 : 365;
+}
+
+export { isLeapYear };
+
+// HOOKS
+
+hooks.parseTwoDigitYear = function (input) {
+    return toInt(input) + (toInt(input) > 68 ? 1900 : 2000);
+};
+
+// MOMENTS
+
+export var getSetYear = makeGetSet('FullYear', true);
+
+export function getIsLeapYear() {
+    return isLeapYear(this.year());
+}
diff --git a/node_modules/moment/src/lib/utils/abs-ceil.js b/node_modules/moment/src/lib/utils/abs-ceil.js
new file mode 100644
index 0000000..e4c7bc2
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/abs-ceil.js
@@ -0,0 +1,7 @@
+export default function absCeil(number) {
+    if (number < 0) {
+        return Math.floor(number);
+    } else {
+        return Math.ceil(number);
+    }
+}
diff --git a/node_modules/moment/src/lib/utils/abs-floor.js b/node_modules/moment/src/lib/utils/abs-floor.js
new file mode 100644
index 0000000..7c2ed24
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/abs-floor.js
@@ -0,0 +1,8 @@
+export default function absFloor(number) {
+    if (number < 0) {
+        // -0 -> 0
+        return Math.ceil(number) || 0;
+    } else {
+        return Math.floor(number);
+    }
+}
diff --git a/node_modules/moment/src/lib/utils/abs-round.js b/node_modules/moment/src/lib/utils/abs-round.js
new file mode 100644
index 0000000..175fea2
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/abs-round.js
@@ -0,0 +1,7 @@
+export default function absRound(number) {
+    if (number < 0) {
+        return Math.round(-1 * number) * -1;
+    } else {
+        return Math.round(number);
+    }
+}
diff --git a/node_modules/moment/src/lib/utils/compare-arrays.js b/node_modules/moment/src/lib/utils/compare-arrays.js
new file mode 100644
index 0000000..3e37b53
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/compare-arrays.js
@@ -0,0 +1,18 @@
+import toInt from './to-int';
+
+// compare two arrays, return the number of differences
+export default function compareArrays(array1, array2, dontConvert) {
+    var len = Math.min(array1.length, array2.length),
+        lengthDiff = Math.abs(array1.length - array2.length),
+        diffs = 0,
+        i;
+    for (i = 0; i < len; i++) {
+        if (
+            (dontConvert && array1[i] !== array2[i]) ||
+            (!dontConvert && toInt(array1[i]) !== toInt(array2[i]))
+        ) {
+            diffs++;
+        }
+    }
+    return diffs + lengthDiff;
+}
diff --git a/node_modules/moment/src/lib/utils/defaults.js b/node_modules/moment/src/lib/utils/defaults.js
new file mode 100644
index 0000000..45c5e87
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/defaults.js
@@ -0,0 +1,10 @@
+// Pick the first defined of two or three arguments.
+export default function defaults(a, b, c) {
+    if (a != null) {
+        return a;
+    }
+    if (b != null) {
+        return b;
+    }
+    return c;
+}
diff --git a/node_modules/moment/src/lib/utils/deprecate.js b/node_modules/moment/src/lib/utils/deprecate.js
new file mode 100644
index 0000000..6f28236
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/deprecate.js
@@ -0,0 +1,69 @@
+import extend from './extend';
+import { hooks } from './hooks';
+import hasOwnProp from './has-own-prop';
+
+function warn(msg) {
+    if (
+        hooks.suppressDeprecationWarnings === false &&
+        typeof console !== 'undefined' &&
+        console.warn
+    ) {
+        console.warn('Deprecation warning: ' + msg);
+    }
+}
+
+export function deprecate(msg, fn) {
+    var firstTime = true;
+
+    return extend(function () {
+        if (hooks.deprecationHandler != null) {
+            hooks.deprecationHandler(null, msg);
+        }
+        if (firstTime) {
+            var args = [],
+                arg,
+                i,
+                key,
+                argLen = arguments.length;
+            for (i = 0; i < argLen; i++) {
+                arg = '';
+                if (typeof arguments[i] === 'object') {
+                    arg += '\n[' + i + '] ';
+                    for (key in arguments[0]) {
+                        if (hasOwnProp(arguments[0], key)) {
+                            arg += key + ': ' + arguments[0][key] + ', ';
+                        }
+                    }
+                    arg = arg.slice(0, -2); // Remove trailing comma and space
+                } else {
+                    arg = arguments[i];
+                }
+                args.push(arg);
+            }
+            warn(
+                msg +
+                    '\nArguments: ' +
+                    Array.prototype.slice.call(args).join('') +
+                    '\n' +
+                    new Error().stack
+            );
+            firstTime = false;
+        }
+        return fn.apply(this, arguments);
+    }, fn);
+}
+
+var deprecations = {};
+
+export function deprecateSimple(name, msg) {
+    if (hooks.deprecationHandler != null) {
+        hooks.deprecationHandler(name, msg);
+    }
+    if (!deprecations[name]) {
+        warn(msg);
+        deprecations[name] = true;
+    }
+}
+
+hooks.suppressDeprecationWarnings = false;
+hooks.deprecationHandler = null;
diff --git a/node_modules/moment/src/lib/utils/extend.js b/node_modules/moment/src/lib/utils/extend.js
new file mode 100644
index 0000000..ba74a0b
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/extend.js
@@ -0,0 +1,19 @@
+import hasOwnProp from './has-own-prop';
+
+export default function extend(a, b) {
+    for (var i in b) {
+        if (hasOwnProp(b, i)) {
+            a[i] = b[i];
+        }
+    }
+
+    if (hasOwnProp(b, 'toString')) {
+        a.toString = b.toString;
+    }
+
+    if (hasOwnProp(b, 'valueOf')) {
+        a.valueOf = b.valueOf;
+    }
+
+    return a;
+}
diff --git a/node_modules/moment/src/lib/utils/has-own-prop.js b/node_modules/moment/src/lib/utils/has-own-prop.js
new file mode 100644
index 0000000..4d2403c
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/has-own-prop.js
@@ -0,0 +1,3 @@
+export default function hasOwnProp(a, b) {
+    return Object.prototype.hasOwnProperty.call(a, b);
+}
diff --git a/node_modules/moment/src/lib/utils/hooks.js b/node_modules/moment/src/lib/utils/hooks.js
new file mode 100644
index 0000000..2e86836
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/hooks.js
@@ -0,0 +1,13 @@
+export { hooks, setHookCallback };
+
+var hookCallback;
+
+function hooks() {
+    return hookCallback.apply(null, arguments);
+}
+
+// This is done to register the method called with moment()
+// without creating circular dependencies.
+function setHookCallback(callback) {
+    hookCallback = callback;
+}
diff --git a/node_modules/moment/src/lib/utils/index-of.js b/node_modules/moment/src/lib/utils/index-of.js
new file mode 100644
index 0000000..92298cf
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/index-of.js
@@ -0,0 +1,18 @@
+var indexOf;
+
+if (Array.prototype.indexOf) {
+    indexOf = Array.prototype.indexOf;
+} else {
+    indexOf = function (o) {
+        // I know
+        var i;
+        for (i = 0; i < this.length; ++i) {
+            if (this[i] === o) {
+                return i;
+            }
+        }
+        return -1;
+    };
+}
+
+export { indexOf as default };
diff --git a/node_modules/moment/src/lib/utils/is-array.js b/node_modules/moment/src/lib/utils/is-array.js
new file mode 100644
index 0000000..d57c875
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/is-array.js
@@ -0,0 +1,6 @@
+export default function isArray(input) {
+    return (
+        input instanceof Array ||
+        Object.prototype.toString.call(input) === '[object Array]'
+    );
+}
diff --git a/node_modules/moment/src/lib/utils/is-calendar-spec.js b/node_modules/moment/src/lib/utils/is-calendar-spec.js
new file mode 100644
index 0000000..e8b6d38
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/is-calendar-spec.js
@@ -0,0 +1,25 @@
+import isObjectEmpty from './is-object-empty';
+import hasOwnProp from './has-own-prop';
+import isObject from './is-object';
+
+export default function isCalendarSpec(input) {
+    var objectTest = isObject(input) && !isObjectEmpty(input),
+        propertyTest = false,
+        properties = [
+            'sameDay',
+            'nextDay',
+            'lastDay',
+            'nextWeek',
+            'lastWeek',
+            'sameElse',
+        ],
+        i,
+        property;
+
+    for (i = 0; i < properties.length; i += 1) {
+        property = properties[i];
+        propertyTest = propertyTest || hasOwnProp(input, property);
+    }
+
+    return objectTest && propertyTest;
+}
diff --git a/node_modules/moment/src/lib/utils/is-date.js b/node_modules/moment/src/lib/utils/is-date.js
new file mode 100644
index 0000000..378924b
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/is-date.js
@@ -0,0 +1,6 @@
+export default function isDate(input) {
+    return (
+        input instanceof Date ||
+        Object.prototype.toString.call(input) === '[object Date]'
+    );
+}
diff --git a/node_modules/moment/src/lib/utils/is-function.js b/node_modules/moment/src/lib/utils/is-function.js
new file mode 100644
index 0000000..4549686
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/is-function.js
@@ -0,0 +1,6 @@
+export default function isFunction(input) {
+    return (
+        (typeof Function !== 'undefined' && input instanceof Function) ||
+        Object.prototype.toString.call(input) === '[object Function]'
+    );
+}
diff --git a/node_modules/moment/src/lib/utils/is-leap-year.js b/node_modules/moment/src/lib/utils/is-leap-year.js
new file mode 100644
index 0000000..e399d93
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/is-leap-year.js
@@ -0,0 +1,3 @@
+export function isLeapYear(year) {
+    return (year % 4 === 0 && year % 100 !== 0) || year % 400 === 0;
+}
diff --git a/node_modules/moment/src/lib/utils/is-moment-input.js b/node_modules/moment/src/lib/utils/is-moment-input.js
new file mode 100644
index 0000000..7543bde
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/is-moment-input.js
@@ -0,0 +1,75 @@
+import isObjectEmpty from './is-object-empty';
+import hasOwnProp from './has-own-prop';
+import isObject from './is-object';
+import isDate from './is-date';
+import isNumber from './is-number';
+import isString from './is-string';
+import { isMoment } from '../moment/constructor';
+import isArray from './is-array';
+
+// type MomentInput = Moment | Date | string | number | (number | string)[] | MomentInputObject | void; // null | undefined
+export function isMomentInput(input) {
+    return (
+        isMoment(input) ||
+        isDate(input) ||
+        isString(input) ||
+        isNumber(input) ||
+        isNumberOrStringArray(input) ||
+        isMomentInputObject(input) ||
+        input === null ||
+        input === undefined
+    );
+}
+
+export function isMomentInputObject(input) {
+    var objectTest = isObject(input) && !isObjectEmpty(input),
+        propertyTest = false,
+        properties = [
+            'years',
+            'year',
+            'y',
+            'months',
+            'month',
+            'M',
+            'days',
+            'day',
+            'd',
+            'dates',
+            'date',
+            'D',
+            'hours',
+            'hour',
+            'h',
+            'minutes',
+            'minute',
+            'm',
+            'seconds',
+            'second',
+            's',
+            'milliseconds',
+            'millisecond',
+            'ms',
+        ],
+        i,
+        property,
+        propertyLen = properties.length;
+
+    for (i = 0; i < propertyLen; i += 1) {
+        property = properties[i];
+        propertyTest = propertyTest || hasOwnProp(input, property);
+    }
+
+    return objectTest && propertyTest;
+}
+
+function isNumberOrStringArray(input) {
+    var arrayTest = isArray(input),
+        dataTypeTest = false;
+    if (arrayTest) {
+        dataTypeTest =
+            input.filter(function (item) {
+                return !isNumber(item) && isString(input);
+            }).length === 0;
+    }
+    return arrayTest && dataTypeTest;
+}
diff --git a/node_modules/moment/src/lib/utils/is-number.js b/node_modules/moment/src/lib/utils/is-number.js
new file mode 100644
index 0000000..4a73753
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/is-number.js
@@ -0,0 +1,6 @@
+export default function isNumber(input) {
+    return (
+        typeof input === 'number' ||
+        Object.prototype.toString.call(input) === '[object Number]'
+    );
+}
diff --git a/node_modules/moment/src/lib/utils/is-object-empty.js b/node_modules/moment/src/lib/utils/is-object-empty.js
new file mode 100644
index 0000000..62f4e69
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/is-object-empty.js
@@ -0,0 +1,15 @@
+import hasOwnProp from './has-own-prop';
+
+export default function isObjectEmpty(obj) {
+    if (Object.getOwnPropertyNames) {
+        return Object.getOwnPropertyNames(obj).length === 0;
+    } else {
+        var k;
+        for (k in obj) {
+            if (hasOwnProp(obj, k)) {
+                return false;
+            }
+        }
+        return true;
+    }
+}
diff --git a/node_modules/moment/src/lib/utils/is-object.js b/node_modules/moment/src/lib/utils/is-object.js
new file mode 100644
index 0000000..a1b2d42
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/is-object.js
@@ -0,0 +1,8 @@
+export default function isObject(input) {
+    // IE8 will treat undefined and null as object if it wasn't for
+    // input != null
+    return (
+        input != null &&
+        Object.prototype.toString.call(input) === '[object Object]'
+    );
+}
diff --git a/node_modules/moment/src/lib/utils/is-string.js b/node_modules/moment/src/lib/utils/is-string.js
new file mode 100644
index 0000000..34b8dcc
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/is-string.js
@@ -0,0 +1,3 @@
+export default function isString(input) {
+    return typeof input === 'string' || input instanceof String;
+}
diff --git a/node_modules/moment/src/lib/utils/is-undefined.js b/node_modules/moment/src/lib/utils/is-undefined.js
new file mode 100644
index 0000000..de57a8b
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/is-undefined.js
@@ -0,0 +1,3 @@
+export default function isUndefined(input) {
+    return input === void 0;
+}
diff --git a/node_modules/moment/src/lib/utils/keys.js b/node_modules/moment/src/lib/utils/keys.js
new file mode 100644
index 0000000..1996e64
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/keys.js
@@ -0,0 +1,20 @@
+import hasOwnProp from './has-own-prop';
+
+var keys;
+
+if (Object.keys) {
+    keys = Object.keys;
+} else {
+    keys = function (obj) {
+        var i,
+            res = [];
+        for (i in obj) {
+            if (hasOwnProp(obj, i)) {
+                res.push(i);
+            }
+        }
+        return res;
+    };
+}
+
+export { keys as default };
diff --git a/node_modules/moment/src/lib/utils/map.js b/node_modules/moment/src/lib/utils/map.js
new file mode 100644
index 0000000..14245fe
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/map.js
@@ -0,0 +1,9 @@
+export default function map(arr, fn) {
+    var res = [],
+        i,
+        arrLen = arr.length;
+    for (i = 0; i < arrLen; ++i) {
+        res.push(fn(arr[i], i));
+    }
+    return res;
+}
diff --git a/node_modules/moment/src/lib/utils/mod.js b/node_modules/moment/src/lib/utils/mod.js
new file mode 100644
index 0000000..8046cda
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/mod.js
@@ -0,0 +1,3 @@
+export default function mod(n, x) {
+    return ((n % x) + x) % x;
+}
diff --git a/node_modules/moment/src/lib/utils/some.js b/node_modules/moment/src/lib/utils/some.js
new file mode 100644
index 0000000..7c0dd39
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/some.js
@@ -0,0 +1,20 @@
+var some;
+if (Array.prototype.some) {
+    some = Array.prototype.some;
+} else {
+    some = function (fun) {
+        var t = Object(this),
+            len = t.length >>> 0,
+            i;
+
+        for (i = 0; i < len; i++) {
+            if (i in t && fun.call(this, t[i], i, t)) {
+                return true;
+            }
+        }
+
+        return false;
+    };
+}
+
+export { some as default };
diff --git a/node_modules/moment/src/lib/utils/to-int.js b/node_modules/moment/src/lib/utils/to-int.js
new file mode 100644
index 0000000..fb48941
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/to-int.js
@@ -0,0 +1,12 @@
+import absFloor from './abs-floor';
+
+export default function toInt(argumentForCoercion) {
+    var coercedNumber = +argumentForCoercion,
+        value = 0;
+
+    if (coercedNumber !== 0 && isFinite(coercedNumber)) {
+        value = absFloor(coercedNumber);
+    }
+
+    return value;
+}
diff --git a/node_modules/moment/src/lib/utils/zero-fill.js b/node_modules/moment/src/lib/utils/zero-fill.js
new file mode 100644
index 0000000..e2d2f6e
--- /dev/null
+++ b/node_modules/moment/src/lib/utils/zero-fill.js
@@ -0,0 +1,10 @@
+export default function zeroFill(number, targetLength, forceSign) {
+    var absNumber = '' + Math.abs(number),
+        zerosToFill = targetLength - absNumber.length,
+        sign = number >= 0;
+    return (
+        (sign ? (forceSign ? '+' : '') : '-') +
+        Math.pow(10, Math.max(0, zerosToFill)).toString().substr(1) +
+        absNumber
+    );
+}