loongson/pypi: links for fixtrade

loongson/mirror FixTrade-0.5.tar.gz
loongson/mirror FixTrade-0.4.tar.gz
loongson/mirror FixTrade-0.3.tar.gz
loongson/mirror FixTrade-0.2.tar.gz
loongson/mirror FixTrade-0.1.tar.gz