Save the current schedule

def save_schedule(self):
        '''
        Save the current schedule
        '''
        self.persist()

        # Fire the complete event back along with the list of schedule
        evt = salt.utils.event.get_event('minion', opts=self.opts, listen=False)
        evt.fire_event({'complete': True},
                       tag='/salt/minion/minion_schedule_saved')