root/pypi: links for sphinxcontrib-yt

root/pypi sphinxcontrib.yt-0.2.2.tar.gz
root/pypi sphinxcontrib.yt-0.2.1.tar.gz
root/pypi sphinxcontrib.yt-0.2.0.tar.gz
root/pypi sphinxcontrib.yt-0.2.0-py3.6.egg