I have tried to follow https://docs.djangoproject.com/en/1.8/topics/auth/customizing/#a-full-example and i get an error:
django.contrib.admin.sites.AlreadyRegistered: The model CustomUser is already registered -- You received this message because you are subscribed to the Google Groups "Django users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/django-users. To view this discussion on the web visit https://groups.google.com/d/msgid/django-users/e6b28ad1-ec83-4084-9c15-c8e550c3932d%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
