root/pypi: links for collective-portlet-banners

root/pypi collective.portlet.banners-1.1.zip
root/pypi collective.portlet.banners-1.0.zip
root/pypi collective.portlet.banners-1.0a4.zip
root/pypi collective.portlet.banners-1.0a3.zip
root/pypi collective.portlet.banners-1.0a2.zip
root/pypi collective.portlet.banners-1.0a1.zip