Updated Czech translation.

Till Brehm

2014-02-24 c64502b5c3cd819df02324da1d44a40d7c7851e1

 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']);
   }