Adding SockJS support
Replacing WebSocket version of the Netty impl with SockJS
Adding a note about building netty-sockjs.
Updated Netty to version 4.0.0.CR10-SNAPSHOT
A UserAgents session should be able to be replaced
enabeling websocket support for server
Adding not about OpenShift WebSocket port
Merge branch 'danbev-AGPUSH-121-sockjs-netty'