fixes #19988, allow html in ordinal for humanize
Fixed #21032 -- pip 1.4 can't install pytz.
Fixed a number of flake8 errors -- particularly around unused imports and local variables
Fixed this syntax error on py32
Fixed regression introduced by a962286, changed ugettext to ugettext_lazy.
Moved two WSGI-specific functions to the WSGI handler.

They were defined in base when the mod_python handler used them. See bfcecbff.
Refactored the unmangling of the WSGI environ.
Minor cleanup in the WSGI handler.
Fixed #20557 -- Properly decoded non-ASCII cookies on Python 3.

Thanks mitsuhiko for the report.

Non-ASCII values are supported. Non-ASCII keys still aren't, because the
current parser mangles them. That's another bug.
Fixed tests introduced in previous commit on Python 2. Refs #20557.
Add `response_delete` and `render_delete_form` methods to `ModelAdmin`

This make it easier to control the delete flow.
Add docs for `response_add`, `response_change` and `response_delete`
RunSQL migration operation and alpha SeparateDatabaseAndState op'n.
Fixed 16992 -- Added InnoDB warning regarding reuse of AUTO_INCREMENT values.

Thanks kent at nsc.liu.se for the report.
Fixed an encoding issue in the test client.

Fixed
comment_tests.tests.test_comment_view.CommentViewTests.testCommentPostRedirectWithInvalidIntegerPK.

Refs #20530.
Oops :(
Improved docs for `contrib.admin.options.ModelAdmin.response_*`

Added links to code references in the docs for `response_add`,
`response_change` and `response_delete`.
Merge pull request #1592 from pablomouzo/fix-admin-view-response-methods-docs

Improved docs for `contrib.admin.options.ModelAdmin.response_*`
Fixed #20530 -- Properly decoded non-ASCII query strings on Python 3.

Thanks mitsuhiko for the report.

This commit just adds a test since the problem was fixed in 8aaca651.
Fixed #20938 -- Added cached sessions note to deployment checklist.

Thanks mjtamlyn for the suggestion.