root/pypi: links for zest-commentcleanup

root/pypi zest.commentcleanup-1.6.zip
root/pypi zest.commentcleanup-1.5.zip
root/pypi zest.commentcleanup-1.4.zip
root/pypi zest.commentcleanup-1.3.zip
root/pypi zest.commentcleanup-1.2.zip
root/pypi zest.commentcleanup-1.1.zip
root/pypi zest.commentcleanup-1.0.zip