root/pypi: links for seashore

root/pypi seashore-20.6.0.tar.gz
root/pypi seashore-20.6.0-py2.py3-none-any.whl
root/pypi seashore-17.6.0.tar.gz
root/pypi seashore-17.6.0-py2.py3-none-any.whl
root/pypi seashore-17.5.2.tar.gz
root/pypi seashore-17.5.2-py2.py3-none-any.whl
root/pypi seashore-17.5.0.tar.gz
root/pypi seashore-17.5.0-py2.py3-none-any.whl