Added missing empty directories from svn import

Marius Cramer

2013-10-14 d9bcf68e395d6156645a7974b1a992aa6e6c00aa

 interface/web/sites/webdav_user_list.php

@@ -44,7 +44,7 @@
$app->auth->check_module_permissions('sites');

$app->uses('listform_actions');
$app->listform_actions->SQLOrderBy = 'ORDER BY username';
$app->listform_actions->SQLOrderBy = 'ORDER BY webdav_user.username';
$app->listform_actions->onLoad();