root/pypi: links for umap

root/pypi umap-0.1.1.tar.gz
root/pypi umap-0.1.1.macosx-10.5-x86_64.tar.gz
root/pypi umap-0.1.tar.gz
root/pypi umap-0.1.macosx-10.5-x86_64.tar.gz