loongson/pypi: links for bfstyle

loongson/mirror bfstyle-0.7.4.tar.gz
loongson/mirror bfstyle-0.7.3.tar.gz
loongson/mirror bfstyle-0.7.1.tar.gz
loongson/mirror bfstyle-0.7.tar.gz
loongson/mirror bfstyle-0.6.tar.gz
loongson/mirror bfstyle-0.5.tar.gz
loongson/mirror bfstyle-0.4.tar.gz
loongson/mirror bfstyle-0.3.tar.gz
loongson/mirror bfstyle-0.2.tar.gz