root/pypi: links for requests-download

root/pypi requests_download-0.1.2.tar.gz
root/pypi requests_download-0.1.2-py2.py3-none-any.whl
root/pypi requests_download-0.1.1-py2.py3-none-any.whl
root/pypi requests_download-0.1-py2.py3-none-any.whl