Update README.md

add Android Week View picture

Author: PaperHS

README.md

@@ -713,6 +713,7 @@ Demo地址：https://play.google.com/store/apps/details?id=com.doomonafireball.b
 1. Android Week View  
 日期控件，支持周，天视图，支持自定义样式  
 项目地址：https://github.com/alamkanak/Android-Week-View  
+效果图：![Renderings](https://github.com/alamkanak/Android-Week-View/blob/master/images/screen-shot.png)
 <a href="https://github.com/Trinea/android-open-project#%E7%9B%AE%E5%89%8D%E5%8C%85%E6%8B%AC" title="返回目录" style="width:100%"><img src="http://farm4.staticflickr.com/3737/12167413134_edcff68e22_o.png" align="right"/></a>  
 
 #### 十一、TipView