[Build] Remove boilerplate from scripts

No longer necessary after JSHint configuration.

platform/commonUI/edit/test/objects/EditableDomainObjectCacheSpec.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,describe,it,expect,beforeEach,jasmine*/
 
 define(
     ["../../src/objects/EditableDomainObjectCache"],
     function (EditableDomainObjectCache) {
-        'use strict';
 
         describe("Editable domain object cache", function () {