Adds further comments

src/main/java/de/tu_darmstadt/tk/SmartHomeNetworkSim/view/VisualizationInteractor.java

@@ -631,12 +631,18 @@ public class VisualizationInteractor implements MouseInputListener,
 		}
 	}
 	
+	/**
+	 * Select all Devices
+	 */
 	private void selectAllDevics(){
 		deselectAllDevics();
 		config.getConfigurationManager().getSelectionModel().selectedDevices.addAll(controller.getNetworkController().getVisibleSmartDevices());
 		panel.repaint();
 	}
 	
+	/**
+	 * Deselect all Devices
+	 */
 	private void deselectAllDevics(){
 		config.getConfigurationManager().getSelectionModel().selectedDevicesDrag.clear();
 		config.getConfigurationManager().getSelectionModel().selectedDevices.clear();