Updated several scripts and language files.

helper_scripts/update_from_svn.sh

interface/lib/classes/auth.inc.php

interface/web/admin/lib/lang/de.lng

interface/web/admin/lib/lang/de_dbsync.lng

interface/web/admin/lib/lang/de_filesync.lng

interface/web/admin/lib/lang/de_users.lng

interface/web/admin/lib/module.conf.php

interface/web/help/lib/lang/en_support_message.lng

interface/web/themes/default/style.css