added missing lang-string for mail_user_filter_edit

cfoe

2012-05-24 0ce0fdbef0940e4408abc8a717d8321dae0e191c

 server/plugins-available/network_settings_plugin.inc.php

@@ -238,7 +238,7 @@
         }
         
      } else {
         $app->log('Network configuration disabled in server settings.',LOGLEVEL_WARN);
         $app->log('Network configuration disabled in server settings.',LOGLEVEL_DEBUG);
      }
      
   }