loongson/pypi: links for libgreader

loongson/mirror libgreader-0.7.1.tar.gz
loongson/mirror libgreader-0.7.0.tar.gz
loongson/mirror libgreader-0.6.3.tar.gz
loongson/mirror libgreader-0.6.2.tar.gz
loongson/mirror libgreader-0.6.1.tar.gz
loongson/mirror libgreader-0.6.0.tar.gz
loongson/mirror libgreader-0.5.tar.gz
loongson/mirror libgreader-0.4.tar.gz