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

Florian Schaal

2016-03-17 93e7c2d51119be25b34fec4b2eb5771f40cf7d31

 interface/web/sites/database_edit.php

@@ -262,7 +262,6 @@
               }
               unset($tmp);
            }

         }
      } else {
         // check if client of database parent domain is client of db user!