loongson/pypi: links for obb

loongson/mirror oBB-0.8b.zip
loongson/mirror oBB-0.7b.tar.gz
loongson/mirror oBB-0.6b.tar.gz
loongson/mirror oBB-0.5b.tar.gz
loongson/mirror oBB-0.4a.tar.gz
loongson/mirror oBB-0.3a.tar.gz
loongson/mirror oBB-0.2a.tar.gz
loongson/mirror oBB-0.1a.tar.gz