Patch only fixes new-style classes; classic classes still buggy.

Closes bug #1377858.  Already backported.

frame's thread state. Fixes #1579370.
Will backport.

When running the interpreter in an environment that would cause it to set
stdout/stderr/stdin's encoding, having a sitecustomize that would replace
them with something other than PyFile objects would crash the interpreter.
Fix it by simply ignoring the encoding-setting for non-files.

This could do with a test, but I can think of no maintainable and portable
way to test this bug, short of adding a sitecustomize.py to the buildsystem
and have it always run with it (hmmm....)

directories.

types.

Add /GS- for AMD64 and Itanium builds where missing.

Will backport.

doesn't support the same funcationality as on Unix.  I'm not sure if
this fix is the best (or if it will even work)--it's a test to see
if the buildbots start passing again.

It might be better to not even run this test if it's windows (or non-posix).

Try reverting part of r53145 that seems to cause the Windows buildbots to fail in test_uu.UUFileTest.test_encode

[Part of bug #1599254] Add suggestion to Mailbox docs to use Maildir, and warn user to lock/unlock mailboxes when modifying them

variables with nothing.  Also added tests.
This fixes bug #494589.

directive that is not documented that strptime will as well.

return negative numbers, per the underlying C implementation.

the relevant class instead of documentation on <type 'instance'>).