Cleanup and simplify JS code

Change-Id: I393e22763c1a1d18878026bf459b747b150429fb
diff --git a/dev/js/src/vc/menu.js b/dev/js/src/vc/menu.js
index af4f8e1..6a242e2 100644
--- a/dev/js/src/vc/menu.js
+++ b/dev/js/src/vc/menu.js
@@ -2,6 +2,7 @@
  * Menu showing all key fields.
  */
 define(['menu', 'vc/item', 'vc/prefix'], function (menuClass, itemClass, prefixClass) {
+
   return {
     create : function (params) {
       var obj = Object.create(menuClass)