Cleanup and committal of ansi table

hash.go

@@ -1,14 +1,15 @@
-package go_colorhash
+package colorhash
 
 import (
-	"crypto/md5"
 	"encoding/binary"
 	"hash/fnv"
 	"io"
 )
 
-const MaxUint = ^uint(0)
-const MaxInt = int(MaxUint >> 1)
+const (
+	MaxUint = ^uint(0)
+	MaxInt  = int(MaxUint >> 1)
+)
 
 func HashString(s string) int {
 	h := fnv.New64()
@@ -22,8 +23,9 @@ func HashString(s string) int {
 	}
 	return sint
 }
+
 func HashBytes(r io.Reader) int {
-	h := md5.New()
+	h := fnv.New64()
 	io.Copy(h, r)
 	hashb := h.Sum(nil)
 	hashb = hashb[len(hashb)-8:]