fetch build from magma-preview
fetch build from magma-preview

Change-Id: I0474458d1ab0fbc0c7f3dcd85dbe21795390f4fd
Reviewed-on: http://review.couchbase.org/119667
Tested-by: Build Bot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Reviewed-by: Jyotsna <3cacb23db2a7c1408e4b8802d74c875d7724fa89@couchbase.com>

couchbase/perfrunner,couchbase/perfrunner,couchbase/perfrunner,couchbase/perfrunner,couchbase/perfrunner,couchbase/perfrunner