root/pypi: links for objtojson

root/pypi objtojson-0.5.0.tar.gz
root/pypi objtojson-0.5.0-py3-none-any.whl
root/pypi objtojson-0.4.0.tar.gz
root/pypi objtojson-0.4.0-py3-none-any.whl