root/pypi: links for ysoisochrone

root/pypi ysoisochrone-1.0.0.tar.gz
root/pypi ysoisochrone-1.0.0-py3-none-any.whl
root/pypi ysoisochrone-0.4.1b0.tar.gz
root/pypi ysoisochrone-0.4.1b0-py3-none-any.whl
root/pypi ysoisochrone-0.4.0b0.tar.gz
root/pypi ysoisochrone-0.4.0b0-py3-none-any.whl