Added possibility to delete backups

Dominik

2015-11-19 634132a0d83a3c83a3927e2aa943c035030d6b80

 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;
      }