loongson/pypi: links for products-squarelisting

loongson/mirror Products.SquareListing-0.1.4.tar.gz
loongson/mirror Products.SquareListing-0.1.4-py2.4.egg
loongson/mirror Products.SquareListing-0.1.tar.gz
loongson/mirror Products.SquareListing-0.1-py2.4.egg