GUAC-1120: Move notifications into own service.

guacamole/src/main/webapp/app/manage/manageModule.js

@@ -23,5 +23,11 @@
 /**
  * The module for the administration functionality.
  */
-angular.module('manage', ['groupList', 'locale', 'pager', 'rest', 'userMenu']);
-
+angular.module('manage', [
+    'groupList',
+    'locale',
+    'notification',
+    'pager',
+    'rest',
+    'userMenu'
+]);