root/pypi: links for xx2html

root/pypi xx2html-0.18.0rc1.tar.gz
root/pypi xx2html-0.18.0rc1-py3-none-any.whl
root/pypi xx2html-0.17.0rc1.tar.gz
root/pypi xx2html-0.17.0rc1-py3-none-any.whl
root/pypi xx2html-0.16.0rc1.tar.gz
root/pypi xx2html-0.16.0rc1-py3-none-any.whl
root/pypi xx2html-0.15.0b6021700.tar.gz
root/pypi xx2html-0.15.0b6021700-py3-none-any.whl