loongson/pypi: links for safeopt

loongson/mirror safeopt-0.16.tar.gz
loongson/mirror safeopt-0.16-py2.py3-none-any.whl
loongson/mirror safeopt-0.15-py2.py3-none-any.whl
loongson/mirror safeopt-0.14-py2.py3-none-any.whl