loongson/pypi: links for pygps

loongson/mirror pyGPs-1.3.5.tar.gz
loongson/mirror pyGPs-1.3.4.tar.gz
loongson/mirror pyGPs-1.3.3.tar.gz
loongson/mirror pyGPs-1.3.2.tar.gz
loongson/mirror pyGPs-1.3.1.tar.gz