fixed compilation errors introduced by moving stopTracking from RacingEventService to TrackedRegattaRegistry

java/com.sap.sailing.domain.test/src/com/sap/sailing/domain/test/DummyTrackedRegattaRegistry.java

@@ -1,6 +1,8 @@
 package com.sap.sailing.domain.test;
 
+import java.io.IOException;
 import java.io.Serializable;
+import java.net.MalformedURLException;
 import java.util.HashMap;
 import java.util.Map;
 
@@ -50,4 +52,9 @@ public class DummyTrackedRegattaRegistry implements TrackedRegattaRegistry {
         return false;
     }
 
+    @Override
+    public void stopTracking(Regatta regatta, RaceDefinition race) throws MalformedURLException, IOException,
+            InterruptedException {
+    }
+
 }

java/com.sap.sailing.domain.test/src/com/sap/sailing/domain/test/LeaderboardOfflineTest.java

@@ -8,7 +8,9 @@ import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertSame;
 import static org.junit.Assert.assertTrue;
 
+import java.io.IOException;
 import java.io.Serializable;
+import java.net.MalformedURLException;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
@@ -142,6 +144,10 @@ public class LeaderboardOfflineTest extends AbstractLeaderboardTest {
             public boolean isRaceBeingTracked(RaceDefinition r) {
                 return true;
             }
+            @Override
+            public void stopTracking(Regatta regatta, RaceDefinition race) throws MalformedURLException, IOException,
+                    InterruptedException {
+            }
         };
         LeaderboardDTO leaderboardDTO = leaderboard.getLeaderboardDTO(now, emptySet, trackedRegattaRegistry, DomainFactory.INSTANCE);
         assertNotNull(leaderboardDTO);