define celery queues and get rid of default `celery` queue, so that `./manage.py celery purge` really does the job.
define celery queues and get rid of default `celery` queue, so that `./manage.py celery purge` really does the job.

1flow/1flow,1flow/1flow,WillianPaiva/1flow,1flow/1flow,1flow/1flow,1flow/1flow,WillianPaiva/1flow,WillianPaiva/1flow,WillianPaiva/1flow,WillianPaiva/1flow