loongson/pypi: links for crayflow

loongson/mirror crayflow-0.4.1.tar.gz
loongson/mirror crayflow-0.3.3.tar.gz
loongson/mirror crayflow-0.3.2.tar.gz
loongson/mirror crayflow-0.3.1.tar.gz
loongson/mirror crayflow-0.3.0.tar.gz
loongson/mirror crayflow-0.2.1.tar.gz