root/pypi: links for logfmt

root/pypi logfmt-0.4.tar.gz
root/pypi logfmt-0.4-py2.py3-none-any.whl
root/pypi logfmt-0.2.tar.gz
root/pypi logfmt-0.1.tar.gz
root/pypi logfmt-0.1-py2.py3-none-any.whl