Update README.md

README.md

 [![Wechaty](https://raw.githubusercontent.com/wechaty/wechaty/master/image/wechaty-logo-en.png)](https://github.com/wechaty/wechaty)
 
-# Wechaty [![Join the chat at https://gitter.im/zixia/wechaty](https://badges.gitter.im/zixia/wechaty.svg)](https://gitter.im/zixia/wechaty?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
-[![node](https://img.shields.io/node/v/wechaty.svg?maxAge=2592000)](https://nodejs.org/)
-[![Repo Size](https://reposs.herokuapp.com/?path=wechaty/wechaty)](https://github.com/wechaty/wechaty)
+# Wechaty [![Join the chat at https://gitter.im/zixia/wechaty](https://badges.gitter.im/zixia/wechaty.svg)](https://gitter.im/zixia/wechaty?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge) [![node](https://img.shields.io/node/v/wechaty.svg?maxAge=2592000)](https://nodejs.org/) [![Repo Size](https://reposs.herokuapp.com/?path=wechaty/wechaty)](https://github.com/wechaty/wechaty)
 
 ## Connecting ChatBots.