CBD-1412: add integrated revAB test

Change-Id: I66b450fc2e1a3264f483172262ebae41ffeb2a2d
Reviewed-on: http://review.couchbase.org/40101
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Dave Rigby <daver@couchbase.com>
Reviewed-by: Pavel Paulau <pavel.paulau@gmail.com>