loongson/pypi: links for pygmail

loongson/mirror pygmail-0.0.5.4.tar.gz
loongson/mirror pygmail-0.0.5.3.tar.gz
loongson/mirror pygmail-0.0.5.2.tar.gz
loongson/mirror pygmail-0.0.5.1.tar.gz
loongson/mirror pygmail-0.0.5.tar.gz