0.23.0

Merged pull requests:

• Bump version to 0.23.0 (#420) @MartinHjelmare
• Add Stream event forward (#419) @dianlight
• Bump setuptools from 59.2.0 to 59.4.0 (#418) @dependabot
• Bump pylint from 2.11.1 to 2.12.1 (#417) @dependabot
• Bump setuptools from 59.1.0 to 59.2.0 (#416) @dependabot
• Bump black from 21.10b0 to 21.11b1 (#415) @dependabot
• Bump twine from 3.5.0 to 3.6.0 (#414) @dependabot
• Bump setuptools from 58.5.3 to 59.1.0 (#413) @dependabot
• Use flake8-docstrings (#411) @MartinHjelmare
• Add support for Python 3.10 (#409) @MartinHjelmare
• Update changelog (#408) @github-actions

Breaking changes:

• Drop support for Python 3.6 (#410) @MartinHjelmare