Report the member's replica set state
        * Submit a service check.
        * Create an event on state change.

def _report_replica_set_state(self, state, clean_server_name, replset_name):
        """
        Report the member's replica set state
        * Submit a service check.
        * Create an event on state change.
        """
        last_state = self._last_state_by_server.get(clean_server_name, -1)
        self._last_state_by_server[clean_server_name] = state
        if last_state != state and last_state != -1:
            return self.create_event(last_state, state, clean_server_name, replset_name)