[Build] Remove boilerplate from scripts

No longer necessary after JSHint configuration.

platform/features/layout/src/elements/TelemetryProxy.js

@@ -19,12 +19,10 @@
  * this source code distribution or the Licensing information page available
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
-/*global define*/
 
 define(
     ['./TextProxy', './AccessorMutator'],
     function (TextProxy, AccessorMutator) {
-        'use strict';
 
         // Method names to expose from this proxy
         var HIDE = 'hideTitle', SHOW = 'showTitle';