root/pypi: links for pycast

root/pypi pycast-v0.1.5_alpha-py2.7.egg
root/pypi pycast-v0.1.2_alpha-py2.7.egg
root/pypi pycast-v0.1.5-alpha.tar.gz
root/pypi pycast-v0.1.5-alpha.macosx-10.10-intel.tar.gz