loongson/pypi: links for biofloat

loongson/mirror biofloat-0.4.5.tar.gz
loongson/mirror biofloat-0.4.4.tar.gz
loongson/mirror biofloat-0.4.3.tar.gz
loongson/mirror biofloat-0.4.2.tar.gz
loongson/mirror biofloat-0.4.1.tar.gz
loongson/mirror biofloat-0.4.0.tar.gz
loongson/mirror biofloat-0.3.2.tar.gz
loongson/mirror biofloat-0.3.1.tar.gz
loongson/mirror biofloat-0.3.0.tar.gz
loongson/mirror biofloat-0.2.0.tar.gz
loongson/mirror biofloat-0.1.19.tar.gz
loongson/mirror biofloat-0.1.18.tar.gz
loongson/mirror biofloat-0.1.17.tar.gz
loongson/mirror biofloat-0.1.16.tar.gz