- MIDDLEWARE_CLASSES is replaced by MIDDLEWARE
- add MiddlewareMixin to modoboa middlewares
- on_delete will become a required parameter for ForeignKey()
set it to the current default CASCADE
- on_delete will become a required parameter for OneToOneField()
set it to the current default CASCADE
- reverse and reverse_lazy have moved to django.urls
- RadioChoiceInput widget has been removed, replace with HorizontalRadioSelect
Generic transport editor.
see #1301
* Fixed unit test.
* Added unit tests.
* Fixed unit test.
* Added transport module to test list.
* Moved relay transport backend to appropriate app.
see #1301
* Added missing file.
Andrew Fyfe