root/pypi: links for calligraphy

root/pypi calligraphy-0.7.0.tar.gz
root/pypi calligraphy-0.7.0-py3-none-any.whl
root/pypi calligraphy-0.6.0.tar.gz
root/pypi calligraphy-0.6.0-py3-none-any.whl