Test: Correct path of loaded project for Mac

Change-Id: I91e0126b0f66e1635c6c1427d9f22842eeafcdd9
Reviewed-by: hjk <hjk121@nokiamail.com>
QmlDesigner: Add container item support in node instances

Change-Id: I30e0d11346b8c63188d052b46656e7ede179e55d
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@digia.com>