loongson/mirror: links for skeletron

loongson/mirror Skeletron-0.10.0.tar.gz
loongson/mirror Skeletron-0.9.3.tar.gz
loongson/mirror Skeletron-0.9.2.tar.gz
loongson/mirror Skeletron-0.9.1.tar.gz
loongson/mirror Skeletron-0.9.0.tar.gz
loongson/mirror Skeletron-0.8.0.tar.gz