root/pypi: links for usr

root/pypi usr-0.1.2.tar.gz
root/pypi usr-0.1.2-py3-none-any.whl
root/pypi usr-0.1.2b1.tar.gz
root/pypi usr-0.1.2b1-py3-none-any.whl
root/pypi usr-0.1.1.post1.tar.gz
root/pypi usr-0.1.1.post1-py3-none-any.whl
root/pypi usr-0.1.1.tar.gz
root/pypi usr-0.1.1-py3-none-any.whl
root/pypi usr-0.0.0b1.tar.gz
root/pypi usr-0.0.0b1-py3-none-any.whl