Previously we emitted two newlines for export and unexport.
One newline for export and unexport is enough (and makes the scripts
look better and a tad smaller).
(Bitbake rev: ba060160fdf1278a273fb2b77d36b8c681807ecf)
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>