root/pypi: links for digs

root/pypi digs-0.1.7.tar.gz
root/pypi digs-0.1.6b0.tar.gz
root/pypi digs-0.1.6a0.tar.gz
root/pypi digs-0.1.5.tar.gz
root/pypi digs-0.1.4.zip
root/pypi digs-0.1.3.zip
root/pypi digs-0.1.1.tar.gz
root/pypi digs-0.1.0.tar.gz