[Build] Remove boilerplate from scripts

No longer necessary after JSHint configuration.

platform/persistence/aggregator/bundle.js

@@ -19,7 +19,6 @@
  * this source code distribution or the Licensing information page available
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
-/*global define*/
 
 define([
     "./src/PersistenceAggregator",
@@ -28,7 +27,6 @@ define([
     PersistenceAggregator,
     legacyRegistry
 ) {
-    "use strict";
 
     legacyRegistry.register("platform/persistence/aggregator", {
         "extensions": {

platform/persistence/aggregator/src/PersistenceAggregator.js

@@ -20,12 +20,10 @@
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
 
-/*global define,window*/
 
 define(
     [],
     function () {
-        'use strict';
 
         // Return values to use when a persistence space is unknown,
         // and there is no appropriate provider to route to.

platform/persistence/aggregator/test/PersistenceAggregatorSpec.js

@@ -20,11 +20,9 @@
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
 
-/*global define,describe,beforeEach,it,jasmine,expect,spyOn */
 define(
     ['../src/PersistenceAggregator'],
     function (PersistenceAggregator) {
-        'use strict';
 
         var PERSISTENCE_SERVICE_METHODS = [
                 'listSpaces',