CBD-1243:  also include moxi packages, where available

Change-Id: I0fa0d81acc6e2cc9b2904433c2c62b36f0adff64
Reviewed-on: http://review.couchbase.org/33419
Reviewed-by: Philip Labee <philip@couchbase.com>
Tested-by: Philip Labee <philip@couchbase.com>