Release 2021.12.2

Merge pull request #279 from pythonspeed/dependabot/cargo/libc-0.2.112

Bump libc from 0.2.109 to 0.2.112

Release 2021.12.1

Prep for next release.

Release 2021.12.0

Prepare for release.

Release 2021.11.2

Fix PyPI upload on macOS on releases, take 2.

Release 2021.11.1

Prepare for new release.

Release 2021.11.0

Prepare for next release.

Release 2021.09.1

Prepare for release.

Release 2021.09.0

Prepare for new release.

Release 2021.08.0

Prepare for 2021.8.0 release.

Release 2021.07.1

Merge pull request #209 from pythonspeed/208-wheel-segfault

Fix segfault regression in 2021.7.0