root/pypi: links for bihu

root/pypi bihu-2.0.0a0.tar.gz
root/pypi bihu-0.1.8.tar.gz
root/pypi bihu-0.1.6.tar.gz
root/pypi bihu-0.1.4.tar.gz
root/pypi bihu-0.1.3.tar.gz
root/pypi bihu-0.1.2.tar.gz