mitmproxy/release

Release Checklist

• Update CHANGELOG
• Verify that all CI tests pass for current master
• Tag the release, and push to Github
• Wait for tag CI to complete
• Download assets from snapshots.mitmproxy.org
• Create release notice on Github
• Upload wheel to pypi (twine upload wheelname)
• Update docker-releases repo
• Update latest tag on https://hub.docker.com/r/mitmproxy/mitmproxy/~/settings/automated-builds/
• Bump the version in https://github.com/mitmproxy/mitmproxy/blob/master/mitmproxy/version.py and update https://github.com/mitmproxy/mitmproxy/blob/master/mitmproxy/io_compat.py in the next commit