loongson/pypi: links for common-python-difio

loongson/mirror common-python-difio-1.3.1.tar.gz
loongson/mirror common-python-difio-1.3.tar.gz
loongson/mirror common-python-difio-1.2.tar.gz
loongson/mirror common-python-difio-1.1.tar.gz
loongson/mirror common-python-difio-1.0.tar.gz