Creates a new Websocket server listening on given port

with max_clients slots available

Property definitions

websocket $ WebsocketServer :: with_infos
	# Creates a new Websocket server listening on given port
	# with `max_clients` slots available
	init with_infos(port: Int, max_clients: Int)
	do
		var listener = new TCPServer(port)
		listener.listen max_clients
		init(listener)
	end
lib/websocket/websocket.nit:35,2--42,4