CBLT-159:  fix error in meta-data sent to Xcode

Change-Id: Icffbb92b30c02480943e815bcb9025773844bbd6
Reviewed-on: http://review.couchbase.org/37971
Reviewed-by: Philip Labee <philip@couchbase.com>
Tested-by: Philip Labee <philip@couchbase.com>