After the last commit this option's name and description no longer
matches the semantic, so give it a new one and update the descriptions.
The old name is still recognized and aliased to the new one for
backwards compatibility.
Signed-off-by: Ondrej Mosnacek <omosnace@redhat.com>
Acked-by: Nicolas Iooss <nicolas.iooss@m4x.org>