Removed references to changes made in 1.2.

Thanks Florian Apolloner for the patch.

docs/topics/db/models.txt

@@ -881,8 +881,6 @@ field. This would normally cause a problem in abstract base classes, since the
 fields on this class are included into each of the child classes, with exactly
 the same values for the attributes (including :attr:`~django.db.models.ForeignKey.related_name`) each time.
 
-.. versionchanged:: 1.2
-
 To work around this problem, when you are using :attr:`~django.db.models.ForeignKey.related_name` in an
 abstract base class (only), part of the name should contain
 ``'%(app_label)s'`` and ``'%(class)s'``.

docs/topics/db/multi-db.txt

@@ -2,8 +2,6 @@
 Multiple databases
 ==================
 
-.. versionadded:: 1.2
-
 This topic guide describes Django's support for interacting with
 multiple databases. Most of the rest of Django's documentation assumes
 you are interacting with a single database. If you want to interact

docs/topics/db/sql.txt

@@ -18,8 +18,6 @@ __ `executing custom SQL directly`_
 Performing raw queries
 ======================
 
-.. versionadded:: 1.2
-
 The ``raw()`` manager method can be used to perform raw SQL queries that
 return model instances: