Add support for pluggable WebSocket extensions, and add permessage-deflate to the examples.
Document how to add WebSocket extensions.
s/npm run-script/npm run/
Make Client have the same addWebsocketExtension() API as the server.
Merge branch 'master' of https://github.com/faye/faye into commonjs2

Conflicts:
	javascript/adapters/node_adapter.js
	javascript/protocol/dispatcher.js
	javascript/transport/web_socket.js
	package.json
	spec/javascript/transport_spec.js