CBLT-327:  DEBUG output

Change-Id: Idc73e7c64f851f3fbe8fa6e4df5ad3e1c9d22e4f
Reviewed-on: http://review.couchbase.org/40554
Reviewed-by: Philip Labee <philip@couchbase.com>
Tested-by: Philip Labee <philip@couchbase.com>