Add QML test framework and titleChanged test case

Change-Id: Ie38ee02e485702d10d0c171f2168f2685c2de2a6
Reviewed-by: Peter Varga <pvarga@inf.u-szeged.hu>
Reviewed-by: Jocelyn Turcotte <jocelyn.turcotte@digia.com>
Reviewed-by: Andras Becsi <andras.becsi@digia.com>