root/pypi: links for collective-behavior-discount

root/pypi collective.behavior.discount-0.3.1.zip
root/pypi collective.behavior.discount-0.3.zip
root/pypi collective.behavior.discount-0.2.2.zip
root/pypi collective.behavior.discount-0.2.1.zip
root/pypi collective.behavior.discount-0.2.zip
root/pypi collective.behavior.discount-0.1.zip