root/pypi: links for collective-gnd

root/pypi collective.gnd-1.1.tar.gz
root/pypi collective.gnd-1.0.tar.gz
root/pypi collective.gnd-1.0b2.tar.gz
root/pypi collective.gnd-1.0b1.tar.gz
root/pypi collective.gnd-1.0a2.tar.gz