loongson/pypi: links for stencil

loongson/mirror Stencil-0.2.1.tar.gz
loongson/mirror Stencil-0.2.tar.gz
loongson/mirror Stencil-0.1.2.tar.gz
loongson/mirror Stencil-0.1.1.tar.gz
loongson/mirror Stencil-0.1.tar.gz