Added UISideBarActionItem and UISideBarItem, modified algorithm
UISideBar added into the UISideBarController.
The UISideBar has become a new init Method, to add a target for UIButton in the MenuBar to the Controller.
The Controller can change the Cursor of UISideBar.
ToDo:
- Change the ViewController
- Add ActionButton MethodBridges to the Controller
Übersichtlichkeit des Codes verbessert