xfstests: prepare for marking an initial versioned release Add the release script used in the other XFS user space packages. The version is set to 1.1.0, to differentiate it from the 1.0.0 version that was recorded in the VERSION file. Signed-off-by: Alex Elder <aelder@sgi.com> Reviewed-by: Christoph Hellwig <hch@lst.de>