Migrate to netty 4.0. Issue #64
Authorize and XHR transport bugs fixed
WebSocket transport fixed
Packet encoding refactoring.  Issue #64
Maven link added
Minor changes
XHR transport refactoring and buffer alloc optimization
Replace buffers used during encoding to Pooled buffers. Issue #65
Netty updated to 4.0.6
Merge branch 'netty-4.x.x'

Conflicts:
	pom.xml
Merge branch 'master' of github.com:mrniko/netty-socketio