loongson/pypi: links for cellnopt-core

loongson/mirror cellnopt.core-1.0.0.tar.gz
loongson/mirror cellnopt.core-0.7.0.tar.gz
loongson/mirror cellnopt.core-0.6.0.tar.gz
loongson/mirror cellnopt.core-0.5.0.tar.gz
loongson/mirror cellnopt.core-0.4.3.tar.gz