[1.7.x] Fixed #24097 -- Prevented AttributeError in redirect_to_login

Thanks Peter Schmidt for the report and the initial patch.
Thanks to Oktay Sancak for writing the original failing test and
Alvin Savoy for supporting contributing back to the community.
Backport of d7bc37d61 from master.

tests/resolve_url/urls.py

@@ -1,6 +1,7 @@
-from django.conf.urls import patterns
+from django.conf.urls import patterns, url
+from django.contrib.auth import views
 
 
 urlpatterns = patterns('',
-    (r'^accounts/logout/$', 'django.contrib.auth.views.logout')
+    url(r'^accounts/logout/$', views.logout, name='logout'),
 )