python --generate-posix-vars in pybuilddir.txt build target by ensuring
that pybuilddir.txt is always regenerated when configure is run and
that the newly built skeleton python does not inadvertently import
modules from previously installed instances.

Thanks to Arfrever Frehtes Taifersar Arahesis.

it don't raise an exception if doraise is False.

Patch by Bohuslav "Slavek" Kabrda.

Thanks to Jon Poler for the patch.

Do not aggresively close wfile in the do_GET method in the BasicAuthHandler.

Fix Issue #8797: Raise HTTPError on failed Basic Authentication immediately. Initial patch by Sam Bull.

'As' became a full keyword when with statements were added in 2.5/2.6.

Patch from Thomas Kluyver.

extracts ZIP files with directory entries.  Patch by Ryan Wilson.

any .gdbinit initialization files".

test_debugmallocstats should be marked as such. Patch written by Martin
Matusiak.

Fix Issue #8797: Raise HTTPError on failed Basic Authentication immediately. Initial patch by Sam Bull.

Will forward port 22095 changes separately.

some __sizeof__() methods.

the FileCompareTestCase.test_matching test.

Patch by Steven Barker.

in the mailbox module.  This is partial rollback of changeset f340cb045bf9.

Original patch by Raymond Hettinger.

AIX.  Based on patch by Delhallt.

asyncio.async(coro), mention that asyncio.async() can be used to scheduler a
coroutine, and make it clear that create_task() is only available in Python
3.4.2 and later.

Patch written by Xavier de Gaye.

Patch from Stefan Krah.