Use the bbinfo, bberror, bbfatal equivalents to the existing echo statements
within the kernel-yocto processing. This makes us consistent with the other
messages from the build system.
(From OE-Core rev: 1686d69de08bcecd39942802df18c4f0ca029ffe)
Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>