loongson/pypi: links for pybbox

loongson/mirror pybbox-0.0.5-alpha.zip
loongson/mirror pybbox-0.0.4-alpha.zip
loongson/mirror pybbox-0.0.3-alpha.zip
loongson/mirror pybbox-0.0.2-alpha.zip
loongson/mirror pybbox-0.0.1-alpha.zip