TYRUS-214 - Expose monitoring API/statistics - monitoring documentation created
		+ configuration of monitoring level changed to allow configuring session-level monitoring in Glassfish
TYRUS-302: introduced methods with type parameters to be able to register lambda based message handlers.

@see TyrusSession#addMessageHandler(Class<T>, MessageHandler.Whole<T>)
@see TyrusSession#addMessageHandler(Class<T>, MessageHandler.Partial<T>)