loongson/pypi: links for json-traverse

loongson/mirror json-traverse-0.4.tar.gz
loongson/mirror json-traverse-0.3.tar.gz
loongson/mirror json-traverse-0.2.1.tar.gz
loongson/mirror json-traverse-0.2.tar.gz
loongson/mirror json-traverse-0.1.tar.gz