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- Use ``get_queryset`` rather ``than model.objects`` in ``history_view``. (gh-303)
- Change ugettext calls in models.py to ugettext_lazy
- Resolve issue where model references itself (gh-278)
- Fix issue with tracking an inherited model (abstract class) (gh-269)
- Fix history detail view on django-admin for abstract models (gh-308)
- Dropped support for Django<=1.6 and Python 3.3 (gh-292)