Update go version & add verification/testing tools (#81)

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## What type of PR is this? (check all applicable)

- [ ] Refactor
- [ ] Feature
- [ ] Bug Fix
- [x] Optimization
- [ ] Documentation Update

## Description

## Related Tickets & Documents

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- Related Issue #
- Closes #

## Added/updated tests?

- [ ] Yes
- [ ] No, and this is why: _please replace this line with details on why
tests
      have not been included_
- [ ] I need help with writing tests

## Run verifications and test

- [ ] `make verify` is passing
- [ ] `make test` is passing

1 files changed, 0 insertions, 47 deletions

diff --git a/fuzz/gencorpus.go b/fuzz/gencorpus.go
deleted file mode 100644
index 368192b..0000000
--- a/fuzz/gencorpus.go
+++ /dev/null
@@ -1,47 +0,0 @@
-package main
-
-import (
-	"fmt"
-	"io"
-	"math/rand"
-	"os"
-	"reflect"
-	"testing/quick"
-
-	"github.com/gorilla/securecookie"
-)
-
-var hashKey = []byte("very-secret12345")
-var blockKey = []byte("a-lot-secret1234")
-var s = securecookie.New(hashKey, blockKey)
-
-type Cookie struct {
-	B bool
-	I int
-	S string
-}
-
-func main() {
-	var c Cookie
-	t := reflect.TypeOf(c)
-	rnd := rand.New(rand.NewSource(0))
-	for i := 0; i < 100; i++ {
-		v, ok := quick.Value(t, rnd)
-		if !ok {
-			panic("couldn't generate value")
-		}
-		encoded, err := s.Encode("fuzz", v.Interface())
-		if err != nil {
-			panic(err)
-		}
-		f, err := os.Create(fmt.Sprintf("corpus/%d.sc", i))
-		if err != nil {
-			panic(err)
-		}
-		_, err = io.WriteString(f, encoded)
-		if err != nil {
-			panic(err)
-		}
-		f.Close()
-	}
-}