root/pypi: links for casket

root/pypi casket-0.0.8a0.tar.gz
root/pypi casket-0.0.7a0.tar.gz
root/pypi casket-0.0.6a0.tar.gz
root/pypi casket-0.0.5a0.tar.gz
root/pypi casket-0.0.4a0.tar.gz
root/pypi casket-0.0.3a.tar.gz