root/pypi: links for sphinxcontrib-twitter

root/pypi sphinxcontrib.twitter-0.5.0.tar.gz
root/pypi sphinxcontrib.twitter-0.4.0.tar.gz
root/pypi sphinxcontrib.twitter-0.3.0.tar.gz
root/pypi sphinxcontrib.twitter-0.2.1.tar.gz
root/pypi sphinxcontrib.twitter-0.2.0.tar.gz
root/pypi sphinxcontrib.twitter-0.1.0.tar.gz