loongson/pypi: links for cdg-reader

loongson/mirror cdg_reader-0.5.tar.gz
loongson/mirror cdg_reader-0.4.tar.gz
loongson/mirror cdg_reader-0.3.tar.gz
loongson/mirror cdg_reader-0.2.tar.gz
loongson/mirror cdg_reader-0.1.tar.gz