MainController knows view other controllers

src/main/java/de/uniluebeck/mi/projmi6/controller/MainController.java

@@ -8,10 +8,16 @@ import javafx.scene.control.ProgressIndicator;
 public class MainController {
 
     private FallController fallController;
+    private DiagnoseController diagnoseController;
+    private PatientEditorController patientEditorController;
+    private PatientTablesController patientTablesController;
 
 
     public MainController(){
         fallController = new FallController();
+        diagnoseController = new DiagnoseController();
+        patientEditorController = new PatientEditorController();
+        patientTablesController = new PatientTablesController();
     }