Revert "Revert "Allow a theme to override the page refresh mechanism. Create a new""

This reverts commit 9f396178ce.

modules/gallery/views/admin_maintenance_show_log.html.php

@@ -1,7 +1,7 @@
 <?php defined("SYSPATH") or die("No direct script access.") ?>
 <script type="text/javascript">
   dismiss = function() {
-    window.location.reload();
+    $.gallery_reload();
   }
   download = function(){
     // send request