I am amazed that the old code, for inserting null-bytes, actually
worked. Who wrote that thing? Oh, it is me... doh.

Allow multiple repositories in .pypirc; see http://wiki.python.org/moin/EnhancedPyPI
for discussion.

The patch is slightly revised from Tarek's last patch: I've simplified
the PyPIRCCommand.finalize_options() method to not look at sys.argv.
Tests still pass.

DeprecationWarning.

test.test_support.import_module().

Merged r62778, r62779, r62802, r62806, r62807, r62808, r62809, r62844,
r62846, r62952, r62956.

negative; fix to return an (appropriately signed) zero instead.

could be incorrectly raised.  This is a backport of the
Py3k fix in r62939.  (Should really have been fixed
in the trunk first and svnmerged into py3k.)

Uncomment PEP 370 section.
Add some module items