added missing lang-string for mail_user_filter_edit

cfoe

2012-05-24 0ce0fdbef0940e4408abc8a717d8321dae0e191c

 interface/web/dashboard/lib/custom_menu.inc.php

@@ -51,6 +51,8 @@
      $atom_url = "";
}

$rows = array();

if( $atom_url != '' ) {
   if(!isset($_SESSION['s']['rss_news'])) {