Set up handler and start loop

		:return: None

def start(self):
		""" Set up handler and start loop

		:return: None
		"""
		timeout = self.timeout()
		if timeout is not None and timeout > 0:
			self.__loop.add_timeout(timedelta(0, timeout), self.stop)
		self.handler().setup_handler(self.loop())
		self.loop().start()
		self.handler().loop_stopped()