loongson/pypi: links for datamine

loongson/mirror datamine-0.21.post2.tar.gz
loongson/mirror datamine-0.21.post2-py2.py3-none-any.whl
loongson/mirror datamine-0.21.post1.tar.gz
loongson/mirror datamine-0.21.post1-py2.py3-none-any.whl
loongson/mirror datamine-0.21.tar.gz
loongson/mirror datamine-0.21-py2.py3-none-any.whl
loongson/mirror datamine-0.1.tar.gz
loongson/mirror datamine-0.1-py2.py3-none-any.whl