title: Adding extra celery configs to Airflow
body: <p>Anyone know where I can add extra celery configs to airflow celery executor? For instance I want <a href="http://docs.celeryproject.org/en/latest/userguide/configuration.html#worker-pool-restarts" rel="nofollow noreferrer">http://docs.celeryproject.org/en/latest/userguide/configuration.html#worker-pool-restarts</a> this property but how do I allow extra celery properties..</p>