changed regex for backup_dir (allow empty backup-dir to disable backups)

Florian Schaal

2016-03-17 93e7c2d51119be25b34fec4b2eb5771f40cf7d31

 interface/web/admin/groups_edit.php

@@ -43,6 +43,7 @@

//* Check permissions for module
$app->auth->check_module_permissions('admin');
$app->auth->check_security_permissions('admin_allow_cpuser_group');

// Loading classes
$app->uses('tpl,tform,tform_actions');