Changelog: Postgres recipe for how to change null=False to True. Thanks to MH_
Changelog: Postgres recipe for how to change null=False to True. Thanks to MH_

mitsuhiko/celery,ask/celery,frac/celery,mitsuhiko/celery,WoLpH/celery,ask/celery,frac/celery,WoLpH/celery,cbrepo/celery,cbrepo/celery