MB-26621 introduce N1QL module descriptor
MB-26621 introduce N1QL module descriptor

Change-Id: Ifaa1c806b19d4a43805915cc12f44e98b405d65b
Reviewed-on: http://review.couchbase.org/85326
Reviewed-by: Daniel Owen <b3fc0e1a51f252986e60be7da121b74d3ac6845f@couchbase.com>
Tested-by: Johan Larson <5105ed78d79b274eb9b1b31aff9e2d413721d12f@couchbase.com>

daverigby/kv_engine,daverigby/kv_engine,daverigby/kv_engine,daverigby/kv_engine