Reset to default button is now functional.

- keybindings are reset to built in default
- the table is cleared and reloaded

#story[1197]

racevisionGame/src/main/java/visualiser/Controllers/KeyBindingsController.java

@@ -147,8 +147,16 @@ public class KeyBindingsController {
         System.out.println("cancel clicked");
     }
 
+    /**
+     * Resets all key bindings to the built-in defaults.
+     */
     public void reset(){
-        System.out.println("reset clicked");
+        lstKey.getItems().clear();
+        lstControl.getItems().clear();
+        lstDescription.getItems().clear();
+        newKeyFactory = new KeyFactory();
+        initializeTable();
+        populateTable();
     }
 
     /**