github add a readme code example
Example: how to add gif in github readme
![](http://i.imgur.com/OUkLi.gif)
![](http://i.imgur.com/Ssfp7.gif)
![](http://i.imgur.com/60bts.gif)
![](http://i.imgur.com/OUkLi.gif)
![](http://i.imgur.com/Ssfp7.gif)
![](http://i.imgur.com/60bts.gif)