django/django — pull request #1983 by syphar (2013-11-24 12:11:32+00:00)
Title: Fixed #21477 -- Renamed pre/post_migrate argument 'db' to 'using'.

This commit also reintroduces pre/post_syncdb as their own signals
(rather than being aliases to pre/post_migrate) to offer a proper
deprecation cycle with warnings.