Integration writeup with N1QL.

Change-Id: Idf7d94f3049ded72323a34a4c37940fd2445c07a
Reviewed-on: http://review.couchbase.org/41812
Tested-by: Pratap Chakravarthy <prataprc@couchbase.com>
Reviewed-by: Pratap Chakravarthy <prataprc@couchbase.com>