don't even try to merge if there's nothing to merge

Authored by Boudewijn Rempt <boud@valdyas.org>.

Description

don't even try to merge if there's nothing to merge

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Committed
Boudewijn Rempt <boud@valdyas.org>Feb 25 2012, 8:15 AM
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R8:5506e45189b5: Skip koabstraction build when user excluded one or more depending apps BUG…
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Boudewijn Rempt <boud@valdyas.org> committed R8:a75a0d1fdbbf: don't even try to merge if there's nothing to merge (authored by Boudewijn Rempt <boud@valdyas.org>).Feb 25 2012, 8:15 AM