[1.2.X] Fixed #14959 - Add a link to localflavor in the model field docs....

[1.2.X] Fixed #14959 - Add a link to localflavor in the model field docs. Thanks PaulM for the suggestion, elbarto for the patch.

Backport of r15096 from trunk.

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.2.X@15097 bcc190cf-cafb-0310-a4f2-bffc1f526a37