remove unused utils

cmd/util.go

@@ -11,21 +11,6 @@ func randomName() string {
 	return fmt.Sprintf("%s-%s%s", randomdata.Adjective(), randomdata.Noun(), randomdata.Adjective())
 }
 
-//Index find the index of an element int the array
-func Index(vs []string, t string) int {
-	for i, v := range vs {
-		if v == t {
-			return i
-		}
-	}
-	return -1
-}
-
-//Include indicate if a string is in the strinc array
-func Include(vs []string, t string) bool {
-	return Index(vs, t) >= 0
-}
-
 //FatalOnError is an helper function to transform error to fatl
 func FatalOnError(err error) {
 	if err != nil {