root/pypi: links for soft-404

root/pypi soft-404-0.4.0.tar.gz
root/pypi soft_404-0.4.0-py2.py3-none-any.whl
root/pypi soft-404-0.3.1.tar.gz
root/pypi soft_404-0.3.1-py2.py3-none-any.whl
root/pypi soft-404-0.3.0.tar.gz
root/pypi soft_404-0.3.0-py2.py3-none-any.whl