Tests:
Change of model, delegate and orientation at runtime
Use of add, move and remove view transitions
Changing of view transitions at runtime

Task-number: QTBUG-21504
Change-Id: Icaeb5c0305c7db5db4c4b8c5ad5fd1d6393cc599
Reviewed-by: Bea Lam <bea.lam@nokia.com>