loongson/pypi: links for epr

loongson/mirror epr-0.25.tar.gz
loongson/mirror epr-0.23.tar.gz
loongson/mirror epr-0.22.tar.gz
loongson/mirror epr-0.21.tar.gz
loongson/mirror epr-0.2.tar.gz
loongson/mirror epr-0.1.tar.gz