root/pypi: links for popular

root/pypi popular-0.1.5.tar.gz
root/pypi popular-0.1.4.tar.gz
root/pypi popular-0.1.3.tar.gz
root/pypi popular-0.1.2.tar.gz
root/pypi popular-0.1.1.tar.gz
root/pypi popular-0.1.0.tar.gz