derived from sr_rs@latin.

Thanks Alex Gaynor.

Patch by Francis MB.

Move Doc/tools/sphinxext content to Doc/tools, there is no need for the nested subdirectory anymore.

cleanup overflowing handling in unicode_decode_call_errorhandler and unicode_encode_ucs1 (closes #22518)

This is a perennial question and something someone opens a ticket for probably
every other month or so, so I'm surprised we didn't already have a FAQ entry
for it.

The original patch was written by M. Votz, refined first by Ezio Melotti and
further refined by me.

Patch by Yongzhi Pan.

Patch by Ian Cordasco, approved by Éric Araujo.

Patch by Jonathan Hosmer.

Oleg Oshmyan.

Patch by Anastasia Filatova.

Patch by Terry Chia.

vestigial Makefile step.

directory attributes.

to TestZip64InSmallFiles.