loongson/pypi: links for netviel

loongson/mirror netviel-0.2.1.tar.gz
loongson/mirror netviel-0.2.tar.gz
loongson/mirror netviel-0.1.2.tar.gz
loongson/mirror netviel-0.1.1.tar.gz
loongson/mirror netviel-0.1.tar.gz