loongson/pypi: links for py-poloniex

loongson/mirror py-poloniex-0.4.1.tar.gz
loongson/mirror py-poloniex-0.4.tar.gz
loongson/mirror py-poloniex-0.3.tar.gz
loongson/mirror py-poloniex-0.2.tar.gz
loongson/mirror py-poloniex-0.1.tar.gz