root/pypi: links for py2nb

root/pypi py2nb-1.0.0.tar.gz
root/pypi py2nb-0.0.4.tar.gz
root/pypi py2nb-0.0.3.tar.gz
root/pypi py2nb-0.0.2.tar.gz
root/pypi py2nb-0.0.0.tar.gz