root/pypi: links for zforms

root/pypi zforms-1.8.tar.gz
root/pypi zforms-1.7.tar.gz
root/pypi zforms-1.6.tar.gz
root/pypi zforms-1.5.tar.gz
root/pypi zforms-1.4.tar.gz
root/pypi zforms-1.3.tar.gz