loongson/pypi: links for bandmat

loongson/mirror bandmat-0.7.tar.gz
loongson/mirror bandmat-0.6.tar.gz
loongson/mirror bandmat-0.5.tar.gz
loongson/mirror bandmat-0.4.tar.gz
loongson/mirror bandmat-0.3.tar.gz
loongson/mirror bandmat-0.2.tar.gz
loongson/mirror bandmat-0.1.tar.gz