README.md in sinatra-websocketio-0.1.2 vs README.md in sinatra-websocketio-0.1.3

@@ -3,9 +3,10 @@
 
 * Node.js like WebSocket I/O plugin for Sinatra.
 * https://github.com/shokai/sinatra-websocketio
 * https://github.com/shokai/sinatra-websocketio/wiki
 * [Handle 10K+ clients on 1 process](https://github.com/shokai/sinatra-websocketio/wiki/C10K)
+* This is a component of the [RocketIO](https://github.com/shokai/sinatra-rocketio)
 
 
 Installation
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