loongson/pypi: links for railsdates

loongson/mirror RailsDates-0.9.tar.gz
loongson/mirror RailsDates-0.8.tar.gz
loongson/mirror RailsDates-0.7.tar.gz
loongson/mirror RailsDates-0.6.tar.gz
loongson/mirror RailsDates-0.5.tar.gz
loongson/mirror RailsDates-0.4.tar.gz
loongson/mirror RailsDates-0.1.tar.gz