General code tidy up

- access modifiers adjusted
- unused declarations removed
- spelling fixes
- removed redundant code

visualiser/src/main/java/seng302/Controllers/FinishController.java

@@ -7,13 +7,9 @@ import javafx.scene.control.Label;
 import javafx.scene.control.TableColumn;
 import javafx.scene.control.TableView;
 import javafx.scene.layout.AnchorPane;
-
 import seng302.Model.Boat;
 
-import seng302.Model.Race;
-
 import java.net.URL;
-
 import java.util.ResourceBundle;
 
 
@@ -41,7 +37,7 @@ public class FinishController extends Controller {
 
 
 
-    public void setFinishTable(ObservableList<Boat> boats){
+    private void setFinishTable(ObservableList<Boat> boats){
         boatInfoTable.setItems(boats);
         boatNameColumn.setCellValueFactory(cellData -> cellData.getValue().getName());
         boatRankColumn.setCellValueFactory(cellData -> cellData.getValue().positionProperty());