Patch A Client Quits Will Cause The Server Down

https://github.com/nicokaiser/wamp.io/issues/7
Added more events to handlers: subscribed, unsuscribed, publish
Added a couple of events
Added support for Worlize WebSocket-Node https://github.com/Worlize/WebSocket-Node
Temporarily added client.role in Server.prototype.onConnectionWSN - This will be distinguished with a different id prefix in the future
removed role - it is now useless for my purposes
Update package.json

Update package.json
Merge branch 'master' of git://github.com/lamuertepeluda/wamp.io into lamuertepeluda-master

Conflicts:
	lib/wamp.io.js
Fix indentation, jslint
Fix repository path