root/pypi: links for kantoku

root/pypi kantoku-0.18.3.tar.gz
root/pypi kantoku-0.18.3-py3-none-any.whl
root/pypi kantoku-0.18.2.tar.gz
root/pypi kantoku-0.18.2-py3-none-any.whl
root/pypi kantoku-0.18.1.tar.gz
root/pypi kantoku-0.18.1-py3-none-any.whl