Support custom user model (and Django > 1.8) in example app

example/app/views.py

@@ -17,14 +17,14 @@
 
 from django.conf import settings
 from django.contrib.auth import login
-from django.contrib.auth.models import User
+from django.contrib.auth import get_user_model
 
 from django.core.urlresolvers import reverse
 from django.http import HttpResponseRedirect
 
 
 def app_index(request):
-    user = User.objects.get(username='admin')
+    user = get_user_model().objects.get(username='admin')
     if not hasattr(user, 'backend'):
         user.backend = settings.AUTHENTICATION_BACKENDS[0]
     login(request, user)