添加Metronic（作为LFS）

frontend/static/assets/global/plugins/jquery-file-upload/server/php/index.php

@@ -0,0 +1,15 @@
+<?php
+/*
+ * jQuery File Upload Plugin PHP Example 5.14
+ * https://github.com/blueimp/jQuery-File-Upload
+ *
+ * Copyright 2010, Sebastian Tschan
+ * https://blueimp.net
+ *
+ * Licensed under the MIT license:
+ * http://www.opensource.org/licenses/MIT
+ */
+
+error_reporting(E_ALL | E_STRICT);
+require('UploadHandler.php');
+$upload_handler = new UploadHandler();