root/pypi: links for spot-nik

root/pypi spot_nik-0.4.0.tar.gz
root/pypi spot_nik-0.4.0-py2.py3-none-any.whl
root/pypi spot_nik-0.3.1.tar.gz
root/pypi spot_nik-0.3.1-py2.py3-none-any.whl