Additional Checkstyle Fixes

Issue gh-393

samples/websocket/src/main/java/sample/data/ActiveWebSocketUser.java

@@ -56,5 +56,4 @@ public class ActiveWebSocketUser {
 		this.connectionTime = connectionTime;
 	}
 
-
 }

samples/websocket/src/main/java/sample/data/ActiveWebSocketUserRepository.java

@@ -21,7 +21,8 @@ import java.util.List;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.CrudRepository;
 
-public interface ActiveWebSocketUserRepository extends CrudRepository<ActiveWebSocketUser, String> {
+public interface ActiveWebSocketUserRepository
+		extends CrudRepository<ActiveWebSocketUser, String> {
 
 	@Query("select DISTINCT(u.username) from ActiveWebSocketUser u where u.username != ?#{principal?.username}")
 	List<String> findAllActiveUsers();

samples/websocket/src/main/java/sample/data/InstantMessage.java

@@ -59,6 +59,4 @@ public class InstantMessage {
 		this.created = created;
 	}
 
-
-
 }