Merge pull request Tencent#166 from fanqi/patch-1

解决 vcode.jpg 404 的问题

Author: bear

example/index.html

@@ -143,7 +143,7 @@
                         </div>
                         <div class="weui-cell__ft">
                             <i class="weui-icon-warn"></i>
-                            <img class="weui-vcode-img" src="http://weui.github.io/weui/images/vcode.jpg">
+                            <img class="weui-vcode-img" src="http://tencent.github.io/weui/images/vcode.jpg">
                         </div>
                     </div>
                 </div>