Update index.html

change pile.js link

Author: wbtiger

index.html

@@ -134,11 +134,11 @@ <h2 class="project-name">
                                         </div>
           <div class="project col-md-4">
 						<div class="project-container">
-							<a href="https://didi.github.io/pile.js" style="display:block;background-color:#eaeaea;height: 144px;text-align: center;">
+							<a href="https://github.com/didi/pile.js/" style="display:block;background-color:#eaeaea;height: 144px;text-align: center;">
 							<img src="http://es-static.xiaojukeji.com/static/web/activity/jimuwiki/Pile.js.png" style="display: inline-block;height: 54px;margin: 44px auto 0 auto;">
 						</a>
 							<h2 class="project-name">
-							<a href="https://didi.github.io/pile.js" target="_blank">Pile.js</a>
+							<a href="https://github.com/didi/pile.js/" target="_blank">Pile.js</a>
 						</h2>
 							<p class="project-summary">
 								基于React的移动端开发组件库。