loongson/pypi: links for nester1991

loongson/mirror nester1991-4.1.0.zip
loongson/mirror nester1991-4.0.0.zip
loongson/mirror nester1991-3.0.0.zip
loongson/mirror nester1991-2.0.0.zip
loongson/mirror nester1991-1.0.0.zip