学习资料：

1. pusher官网：https://pusher.com/

2. pusher文档：https://pusher.com/docs

3. pusher-http-go源码：https://github.com/pusher/pusher-http-go

4. pusher-http-go文档：http://godoc.org/github.com/pusher/pusher-http-go

5. pusher-demos:

• Building real-time tweet statistics and graphs
• An API with Reddit to monitor and stream sub-reddits in real-time
• Building a 3D multiplayer game
• Making Angular.js realtime
• Tutorials and example code: tutorials