update Piwik to version 2.16 (fixes #91)

www/analytics/plugins/CoreHome/angularjs/piwikApp.js

@@ -1,16 +1,19 @@
 /*!
- * Piwik - Web Analytics
+ * Piwik - free/libre analytics platform
  *
  * @link http://piwik.org
  * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
  */
-
-angular.module('piwikApp', [
-    'ngSanitize',
-    'ngAnimate',
-    'piwikApp.config',
-    'piwikApp.service',
-    'piwikApp.directive',
-    'piwikApp.filter'
-]);
-angular.module('app', []);
+(function () {
+    angular.module('piwikApp', [
+        'ngSanitize',
+        'ngAnimate',
+        'ngCookies',
+        'ngDialog',
+        'piwikApp.config',
+        'piwikApp.service',
+        'piwikApp.directive',
+        'piwikApp.filter'
+    ]);
+    angular.module('app', []);
+})();