CBQE-1444: add negative tests for upgrade

Change-Id: I9b8022294f1c1f165cff7a4c405b6d1c352119b4
Reviewed-on: http://review.couchbase.org/27363
Reviewed-by: Iryna Mironava <irynamironava@yandex.ru>
Tested-by: Iryna Mironava <irynamironava@yandex.ru>