root/pypi: links for xagen37-fast-hist

root/pypi xagen37_fast_hist-0.6.0.tar.gz
root/pypi xagen37_fast_hist-0.5.0.tar.gz
root/pypi xagen37_fast_hist-0.4.0.tar.gz
root/pypi xagen37_fast_hist-0.2.0.tar.gz