django/django — pull request #1496 by marfire (2013-08-21 04:12:58+00:00)
Title: Documentation -- Noted that OneToOneField doesn't respect unique argument

Added `OneToOneField` to the list of model fields for which the `unique`
argument isn't valid. (`OneToOneFields` are inherently unique, and if
the user supplies a value for `unique` it is ignored / overwritten.)