Brandon Bell

Handle hierarchical choices in get_%s_display()

2

Bring the contributed method in line with Django's CharField.get_FOO_display() to handle choices with named groups/categories

Choices that include categories aren't properly displayed using the `get_%s_display` attribute added to the field class. This appears to be because `get_list()` (in `contribute_to_class`) uses `self.choices` for `choicedict` instead of...