root/pypi: links for rotterdam

root/pypi rotterdam-0.5.6.tar.gz
root/pypi rotterdam-0.5.5.tar.gz
root/pypi rotterdam-0.5.2.tar.gz
root/pypi rotterdam-0.0.7.tar.gz
root/pypi rotterdam-0.0.6.tar.gz
root/pypi rotterdam-0.0.5.tar.gz