Update README.md

Author: HarlonWang

README.md

@@ -39,4 +39,4 @@ Android 优秀开源项目实现原理解析
 [StickyListHeaders](https://github.com/emilsjolander/StickyListHeaders) | [lsjwzh](https://github.com/lsjwzh)
 [Volley](https://android.googlesource.com/platform/frameworks/volley) | [geolo123](https://github.com/geolo123)
 [Otto](https://github.com/square/otto) | []()  
-[Async Http](https://github.com/loopj/android-async-http) | []()
+[Async Http](https://github.com/loopj/android-async-http) | [81813780](https://github.com/81813780)