loongson/pypi: links for projectkey

loongson/mirror projectkey-0.7.1.tar.gz
loongson/mirror projectkey-0.7.tar.gz
loongson/mirror projectkey-0.6.1.tar.gz
loongson/mirror projectkey-0.6.tar.gz
loongson/mirror projectkey-0.5.tar.gz
loongson/mirror projectkey-0.4.tar.gz
loongson/mirror projectkey-0.3.tar.gz
loongson/mirror projectkey-0.1.tar.gz