修正泄露路径的漏洞

var/IXR/ClientMulticall.php

@@ -1,4 +1,5 @@
 <?php
+if (!defined('__TYPECHO_ROOT_DIR__')) exit;
 /*
    IXR - The Inutio XML-RPC Library - (c) Incutio Ltd 2002
    Version 1.61 - Simon Willison, 11th July 2003 (htmlentities -> htmlspecialchars)
@@ -7,9 +8,6 @@
    Made available under the Artistic License: http://www.opensource.org/licenses/artistic-license.php
 */
 
-/** IXR_Clinet */
-require_once 'IXR/Clinet.php';
-
 /**
  * IXR客户端
  *