root/pypi: links for fstitch-bidir

root/pypi FStitch-Bidir-0.2.3.tar.gz
root/pypi FStitch-Bidir-0.2.2.tar.gz
root/pypi FStitch-Bidir-0.2.1.tar.gz
root/pypi FStitch_Bidir-0.2-py3-none-any.whl