Fixes issue #17192: Update the ctypes module's libffi to v3.0.13.  This
specifically addresses a stack misalignment issue on x86 and issues on
some more recent platforms.
merge heads in 3.2
#1525919: Document MIMEText+set_payload encoding behavior.
Issue #10296 : Don't handle BreakPoint exceptions using
Structured Exception Handling on windows.
merge heads
Merge
#17471 - Increasing the urllib.error test coverage. Bringing it to 100%. Based on patch contributed by Daniel Wozniak
Fix usage of argument/parameter and markup.
#17493: re-enable a test on Windows.  Patch by Zachary Ware.