Added missing empty directories from svn import

Marius Cramer

2013-10-14 d9bcf68e395d6156645a7974b1a992aa6e6c00aa

 interface/web/mail/list/user_quota_stats.list.php

@@ -40,6 +40,8 @@
// Enable auth
$liste["auth"]            = "yes";

// mark columns for php sorting (no real mySQL columns)
$liste["phpsort"] = array('used_sort', 'percentage_sort');

/*****************************************************
* Suchfelder