Fix for ticket #1181. Use $.getJSON to retrieve the json contents of the dialog. Convert all the controllers

that create the data to go into a dialog to return the html as part of a json object.

modules/server_add/controllers/server_add.php

@@ -30,7 +30,7 @@ class Server_Add_Controller extends Admin_Controller {
     $view->tree = new View("server_add_tree.html");
     $view->tree->files = $files;
     $view->tree->parents = array();
-    print $view;
+    print json_encode(array("form" => (string) $view));
   }
 
   public function children() {