6: Bind controller instance to UI elements 

Members of controller class will be bound.
6: Bind controller instance to UI elements 

Copied ControllerAccessor from FXMLLoader to reuse reflection mechanisms
which are implemented there. An additional method was added to set the
single fields in an easier way.
6: Bind controller instance to UI elements 

Extended test case.
6: Bind controller instance to UI elements 

Renamed class
6: Bind controller instance to UI elements 

Renamed and simplified
6: Bind controller instance to UI elements 

Bind methods for events.