Merge branch 'master' of git.ispconfig.org:ispconfig/ispconfig3

Till Brehm

2015-12-21 b25f400cd6bc255b01e05ac274f050ba4039a411

 interface/lib/classes/remote.d/sites.inc.php

@@ -931,7 +931,7 @@
         return false;
      }
   
      if ($action_type != 'backup_download' and $action_type != 'backup_restore') {
      if ($action_type != 'backup_download' and $action_type != 'backup_restore' and $action_type != 'backup_delete') {
         $this->server->fault('invalid_action', "Invalid action_type $action_type");
         return false;
      }