loongson/pypi: links for phcalc

loongson/mirror pHcalc-0.2.0.tar.gz
loongson/mirror pHcalc-0.2.0-py3-none-any.whl
loongson/mirror pHcalc-0.1.2.tar.gz
loongson/mirror pHcalc-0.1.0.tar.gz
loongson/mirror pHcalc-0.1.0-py3.5.egg