Change name of sphere-io executable from sphere-factory-test.

Signed-off-by: Jon Seymour <jon@ninjablocks.com>
update-debian-packages to pull latest debian package from an image.

Signed-off-by: Jon Seymour <jon@ninjablocks.com>
Helper to search for duplicate error codes.

Signed-off-by: Jon Seymour <jon@ninjablocks.com>