To run tests:
  python ./setup.py tests

Setup for uploads:
- Install wheel and twine:
    python -m pip install wheel twine
- Get upload token from PyPI, add to ~/.pypirc (see
  https://packaging.python.org/guides/distributing-packages-using-setuptools/#create-an-account)

To upload to pypi:
  python setup.py sdist
  python setup.py bdist_wheel --universal
  twine check dist/*
  twine upload dist/*
