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Released 2019-08-22
- Indicate support for Python 2.7 and 3.5+.
- Moved source to Git on GitHub because BitBucket removed Mercurial
support.
- Moved package metadata to ``setup.cfg`` with a placeholder
``setup.py``. Requires setuptools >= 30.3.0 to install sdist.
- Moved to ``src`` directory layout.
- Apply code style tools and pre-commit config.