Moved away from custom average speed computation and now being in line with calculation used by LeaderboardPanel

java/com.sap.sailing.gwt.ui.test/src/com/sap/sailing/gwt/ui/test/MockedTrackedRace.java

@@ -720,7 +720,6 @@ public class MockedTrackedRace implements DynamicTrackedRace {
 
     @Override
     public boolean isUsingMarkPassingCalculator() {
-        // TODO Auto-generated method stub
         return false;
     }
     
@@ -881,4 +880,9 @@ public class MockedTrackedRace implements DynamicTrackedRace {
             String trackName) {
         return Collections.emptySet();
     }
+
+	@Override
+	public Speed getAverageSpeedOverGround(Competitor competitor, TimePoint timePoint) {
+		return null;
+	}
 }