loongson/pypi: links for hpbandster

loongson/mirror hpbandster-0.7.4.tar.gz
loongson/mirror hpbandster-0.7.3.tar.gz
loongson/mirror hpbandster-0.7.2.tar.gz
loongson/mirror hpbandster-0.7.1.tar.gz
loongson/mirror hpbandster-0.7.0.tar.gz
loongson/mirror hpbandster-0.6.1.tar.gz
loongson/mirror hpbandster-0.6.0.tar.gz
loongson/mirror hpbandster-0.5.6.tar.gz