添加Android-ActionItemBadge

Author: inferjay

README.md

@@ -629,6 +629,11 @@ Demo地址：https://play.google.com/store/apps/details?id=com.supertoastsdemo
 效果图：![Renderings](https://raw.github.com/jenzz/Android-UndoBar/master/assets/Screenshot2.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>  
 
+1. Android-ActionItemBadge  
+可以在ActionBar的MenuItem上显示一个小角标  
+项目地址：https://github.com/mikepenz/Android-ActionItemBadge  
+效果图：![Renderings](https://raw.githubusercontent.com/mikepenz/Android-ActionItemBadge/master/DEV/screenshot/screenshot1_small.png) 
+
 #### 十二、FlipView  
 1. android-flip  
 类似Flipboard翻转动画的实现