root/pypi: links for pyhelix

root/pypi pyhelix-0.4.tar.gz
root/pypi pyhelix-0.3.tar.gz
root/pypi pyhelix-0.3.macosx-10.8-intel.exe
root/pypi pyhelix-0.2.tar.gz
root/pypi pyhelix-0.2.macosx-10.8-intel.exe
root/pypi pyhelix-0.1.tar.gz