Tests: Fix for using non-developer-builds of Qt

Change-Id: I7204637c0c8dc145331d4097c62ab4fb962fe204
Reviewed-by: hjk <hjk121@nokiamail.com>
Debugger: Print traceback on dumper exception

Change-Id: I652d31b111eab464bf3301968fe273d24f0dad11
Reviewed-by: hjk <hjk121@nokiamail.com>