update couchdb submodule to the latest version - fixes #3447

Change-Id: Ib6458b962c624fdb75f514dbd4c2129581fc2bb7
require that the couchdb::query::setup has been run before any attempts are made to create databases or add users as these would fail otherwise. Closes: #3466

Change-Id: Ifa8b3da5858ce858fd319c4a659e70d20a65d3e0