Make progress views adapt to title length.

Change-Id: Idd8cdd01215d648cdb36609f16ca704b08363699
Reviewed-by: Daniel Teske <daniel.teske@digia.com>
Reviewed-by: hjk <hjk121@nokiamail.com>
QmlDesigner: Use NodeAbstractProperty.indexOf

Don't create a ModelNodeList.

Change-Id: Iec8635dbb8d74a7133a1b71412fe274b67c0dc07
Reviewed-by: Marco Bubke <marco.bubke@digia.com>
QmlDesigner: Use NodeAbstractProperty.count

Use this instead of creating a ModelNode list and count the list.

Change-Id: I676c1fc912f3f1b24cc115b486e35abe4fe9c169
Reviewed-by: Marco Bubke <marco.bubke@digia.com>