root/pypi: links for cothority

root/pypi cothority-0.1.2.macosx-10.11-x86_64.tar.gz
root/pypi cothority-0.1.2-py3-none-any.whl
root/pypi cothority-0.1.1.macosx-10.11-x86_64.tar.gz
root/pypi cothority-0.1.1-py3-none-any.whl
root/pypi cothority-0.1-py3-none-any.whl