Fixed missing global

Dominik Müller

2014-01-19 a1e022241358ba6dea875463fb12445bf87efc50

 interface/lib/classes/auth.inc.php

@@ -33,6 +33,7 @@

   public function get_user_id()
   {
      global $app;
      return $app->functions->intval($_SESSION['s']['user']['userid']);
   }