CBQE-0: dynamic n1ql tuq: prepare for 3.0 run

Change-Id: I57400b0327b3e1e61fcd0d506c18247545882a92
Reviewed-on: http://review.couchbase.org/41638
Reviewed-by: Iryna Mironava <irynamironava@yandex.ru>
Tested-by: Iryna Mironava <irynamironava@yandex.ru>