Finished CHANGELOG for version 1.3.0
Wrong date in CHANGELOG
Add override_settings backport in order to support Django 1.3 in tests.
Change  default value to True
Redoing a couple of tests for checking labels
Merge branch 'override_settings' of git://github.com/nott/django-crispy-forms into dev
Updated CHANGELOG and CONTRIBUTORS
Bumping version to 1.3.1