Qtqa: Adding Qt 5.3.1 branch into ci

Change-Id: Ie68e40f34ef6847c6e4b4928ef391b77fe628d79
Reviewed-by: Heikki Halmet <heikki.halmet@digia.com>
Reviewed-by: Sergio Ahumada <sahumada@blackberry.com>
Reviewed-by: Tony Sarajärvi <tony.sarajarvi@digia.com>