loongson/pypi: links for collective-collage-portlets

loongson/mirror collective.collage.portlets-0.3.1.tar.gz
loongson/mirror collective.collage.portlets-0.3.tar.gz
loongson/mirror collective.collage.portlets-0.2.tar.gz
loongson/mirror collective.collage.portlets-0.1.tar.gz