Rebuild Python package for PyPi and republish

After incrementing the package version number in setup.py, run the following to remove old distribution archives, regenerate them, and then reupload them to PyPi:

rm -rf build/ dist/ mvdef.egg-info/
python3 setup.py sdist bdist_wheel
python3 -m twine upload dist/*

Source: https://packaging.python.org/tutorials/packaging-projects/