loongson/pypi: links for bw2python

loongson/mirror bw2python-0.6.1.tar.gz
loongson/mirror bw2python-0.6.tar.gz
loongson/mirror bw2python-0.4.tar.gz
loongson/mirror bw2python-0.3.tar.gz
loongson/mirror bw2python-0.3-py2-none-any.whl