**Maintenance only release, no bug fixes, or new features**
Development
- Move to to `src/` layout (331)
- Add [flake8-bugbear](https://github.com/PyCQA/flake8-bugbear) (#328)
- Add [flake8-comprehensions](https://github.com/adamchainz/flake8-comprehensions) (#329)
Documentation
- Render changelog in [`linkify_issues`] (~~327~~, 330)
- Fix Table of contents rendering with sphinx autodoc with [`sphinx_toctree_autodoc_fix`] (330)
- Test doctests in our docs via [`pytest_doctest_docutils`] (built on [`doctest_docutils`]) (330)
[`linkify_issues`]: https://gp-libs.git-pull.com/linkify_issues/
[`sphinx_toctree_autodoc_fix`]: https://gp-libs.git-pull.com/sphinx_toctree_autodoc_fix/
[`pytest_doctest_docutils`]: https://gp-libs.git-pull.com/doctest/pytest.html
[`doctest_docutils`]: https://gp-libs.git-pull.com/doctest