loongson/pypi: links for memtool

loongson/mirror memtool-0.1.2.1.tar.gz
loongson/mirror memtool-0.1.2.tar.gz
loongson/mirror memtool-0.1.1.1.tar.gz
loongson/mirror memtool-0.1.1.tar.gz
loongson/mirror memtool-0.1.0.tar.gz