Update 1.2 release notes in anticipation of final release.
Update 1.2 release notes in anticipation of final release.

--HG--
extra : convert_revision : svn%3Abcc190cf-cafb-0310-a4f2-bffc1f526a37/django/trunk%4013259

adieu/django-nonrel,adieu/django-nonrel,adieu/django-nonrel