[django/django] 3a85aa: Revert "Improve cookie based session backend docs....

[GitHub]

Branch: refs/heads/master
Home: https://github.com/django/django
Commit: 3a85aae2eacae836e2a92de77615569883b81932
https://github.com/django/django/commit/3a85aae2eacae836e2a92de77615569883b81932
Author: Tim Graham <timog...@gmail.com>
Date: 2014-07-09 (Wed, 09 Jul 2014)

Changed paths:
M docs/topics/http/sessions.txt

Log Message:
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Revert "Improve cookie based session backend docs." refs #20418

This reverts commit d9c01da1f8ba3d4e0947fd1d619c8f4a9b013360.

This is poor advice as it breaks the test client login (refs #22934).
We can add a note like this back after refs #22986 is resolved.