CBQE-0: n1ql : resultsset are now results

Change-Id: I3874a21d0beef61ec340b069eca83d89becf11e2
Reviewed-on: http://review.couchbase.org/42528
Reviewed-by: Iryna Mironava <irynamironava@yandex.ru>
Tested-by: Iryna Mironava <irynamironava@yandex.ru>