This is a formatting fix, '=back' is required before
'=head1' on Ubuntu 12.04.
(From OE-Core rev: 362d20e04e64a7437d7f61761057c721066e805f)
Signed-off-by: Baogen Shang <baogen.shang@windriver.com>
Signed-off-by: Jeff Polk <jeff.polk@windriver.com>
Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>