CONTRIB-5199 Upgrade from 2.5 to 2.6 or 2.7 does not correctly create the new "personality test" fields & tables.

Signed-off-by: Joseph Rézeau <moodle@rezeau.org>
CONTRIB-5284 :: order of subquestions in report of ranked question varies (in postgresql)

Signed-off-by: Joseph Rézeau <moodle@rezeau.org>
CONTRIB-5288 :: Issue with zero in numeric question

Signed-off-by: Joseph Rézeau <moodle@rezeau.org>