Removed authtoken/urls.py, not really needed with Tom's simplification

rest_framework/authtoken/urls.py

-"""
-Login view for token authentication.
-
-Add this to your root URLconf if you're using token authentication
-your API requires authentication.
-
-You should make sure your authentication settings include
-`TokenAuthentication`. 
-
-    urlpatterns = patterns('',
-        ...
-        url(r'^auth-token/', 'rest_framework.authtoken.obtain_auth_token')
-    )
-"""
-
-from django.conf.urls.defaults import patterns, url
-
-urlpatterns = patterns('rest_framework.authtoken.views',
-    url(r'^login/$', 'rest_framework.authtoken.views.obtain_auth_token', name='token_login'),
-)