MD5 (xpi/stumbleupon-2.78-fx+fl+mz+ns.xpi) = f21c85788b49eb374e3a5be9ab3bef1b
SHA256 (xpi/stumbleupon-2.78-fx+fl+mz+ns.xpi) = 4939c0e17e99cc7252a958c7d3cf589ee1350f2aaf14ccec4faae8a3f3935a29
SIZE (xpi/stumbleupon-2.78-fx+fl+mz+ns.xpi) = 150337