Fixed #18924 -- Made test.Client.logout send user_logged_out signal.

Thanks awsum for the suggestion and Pavel Ponomarev and
Florian Hahn for the patch.

docs/releases/1.6.txt

@@ -623,6 +623,10 @@ Miscellaneous
   raises NoReverseMatch. There is no change to {% url %} tag, it causes
   template rendering to fail like always when NoReverseMatch is risen.
 
+* :meth:`django.test.client.Client.logout` now calls
+  :meth:`django.contrib.auth.logout` which will send the
+  :func:`~django.contrib.auth.signals.user_logged_out` signal.
+
 Features deprecated in 1.6
 ==========================
 

docs/topics/testing/overview.txt

@@ -696,7 +696,7 @@ Use the ``django.test.client.Client`` class to make requests.
 
         After you call this method, the test client will have all the cookies
         and session data cleared to defaults. Subsequent requests will appear
-        to come from an AnonymousUser.
+        to come from an :class:`~django.contrib.auth.models.AnonymousUser`.
 
 Testing responses
 ~~~~~~~~~~~~~~~~~