django-oscar/django-oscar — pull request #1610 by john-parton (2014-12-30 21:21:12+00:00)
Title: Better abstract forms

Move `AbstractAddressForm` to its own file and have `UserAddressForm` and `ShippingAddressForm` subclass `AbstractAddressForm` dynamically.

This will let a user to override `AbstractAddressForm`, so that both forms can be customized simultaneously.

Fixes https://github.com/django-oscar/django-oscar/issues/1609