root/pypi: links for additional-data

root/pypi additional_data-0.3.1.1.tar.gz
root/pypi additional_data-0.3.1.1-py2-none-any.whl
root/pypi additional_data-0.3.0.2.tar.gz
root/pypi additional_data-0.3.0.2-py3-none-any.whl
root/pypi additional_data-0.2.2.2.tar.gz
root/pypi additional_data-0.2.2.2-py3-none-any.whl