Index: applications/editors/josm/plugins/wms-turbo-challenge2/src/wmsturbochallenge/EngineSound.java
===================================================================
--- applications/editors/josm/plugins/wms-turbo-challenge2/src/wmsturbochallenge/EngineSound.java	(revision 32194)
+++ applications/editors/josm/plugins/wms-turbo-challenge2/src/wmsturbochallenge/EngineSound.java	(revision 32322)
@@ -11,11 +11,11 @@
 import java.util.TimerTask;
 
+import javax.sound.sampled.AudioFormat;
 import javax.sound.sampled.AudioSystem;
 import javax.sound.sampled.DataLine;
 import javax.sound.sampled.SourceDataLine;
-import javax.sound.sampled.AudioFormat;
 
-class engine {
-    public engine() {
+class EngineSound {
+    public EngineSound() {
         rpm = 0.0;
     }
Index: applications/editors/josm/plugins/wms-turbo-challenge2/src/wmsturbochallenge/GameWindow.java
===================================================================
--- applications/editors/josm/plugins/wms-turbo-challenge2/src/wmsturbochallenge/GameWindow.java	(revision 32194)
+++ applications/editors/josm/plugins/wms-turbo-challenge2/src/wmsturbochallenge/GameWindow.java	(revision 32322)
@@ -37,5 +37,4 @@
 import org.openstreetmap.josm.gui.layer.GpxLayer;
 import org.openstreetmap.josm.gui.layer.Layer;
-import org.openstreetmap.josm.gui.layer.WMSLayer;
 
 public class GameWindow extends JFrame implements ActionListener {
@@ -77,5 +76,5 @@
         car_gps.start();
 
-        car_engine = new engine();
+        car_engine = new EngineSound();
         car_engine.start();
 
@@ -86,5 +85,5 @@
     }
 
-    protected engine car_engine;
+    protected EngineSound car_engine;
 
     protected gps car_gps;
Index: applications/editors/josm/plugins/wms-turbo-challenge2/src/wmsturbochallenge/WMSRacer.java
===================================================================
--- applications/editors/josm/plugins/wms-turbo-challenge2/src/wmsturbochallenge/WMSRacer.java	(revision 32194)
+++ applications/editors/josm/plugins/wms-turbo-challenge2/src/wmsturbochallenge/WMSRacer.java	(revision 32322)
@@ -8,17 +8,17 @@
 import static org.openstreetmap.josm.tools.I18n.tr;
 
-import org.openstreetmap.josm.gui.layer.Layer;
-import org.openstreetmap.josm.gui.MapView;
-import org.openstreetmap.josm.gui.MapView.LayerChangeListener;
-import org.openstreetmap.josm.gui.MapFrame;
-import org.openstreetmap.josm.actions.JosmAction;
-import org.openstreetmap.josm.plugins.Plugin;
-import org.openstreetmap.josm.plugins.PluginInformation;
-import org.openstreetmap.josm.Main;
+import java.awt.event.ActionEvent;
 
 import javax.swing.JMenu;
 import javax.swing.JMenuItem;
 
-import java.awt.event.ActionEvent;
+import org.openstreetmap.josm.Main;
+import org.openstreetmap.josm.actions.JosmAction;
+import org.openstreetmap.josm.gui.MapFrame;
+import org.openstreetmap.josm.gui.MapView;
+import org.openstreetmap.josm.gui.MapView.LayerChangeListener;
+import org.openstreetmap.josm.gui.layer.Layer;
+import org.openstreetmap.josm.plugins.Plugin;
+import org.openstreetmap.josm.plugins.PluginInformation;
 
 public class WMSRacer extends Plugin implements LayerChangeListener {