Added UserStatusChangeProcessor

additionally added UserStatus updating in the LoginCredentialProcessor
yet missing: method to handle clients going offline

src/main/java/envoy/server/net/ObjectMessageProcessor.java

@@ -33,7 +33,6 @@ public class ObjectMessageProcessor implements IMessageProcessor {
 	 */
 	public ObjectMessageProcessor(Set<ObjectProcessor<?>> processors) { this.processors = processors; }
 
-	@SuppressWarnings("unchecked")
 	@Override
 	public void process(Message message, WriteProxy writeProxy) {
 		try (ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(message.sharedArray, message.offset + 4, message.length - 4))) {

src/main/java/envoy/server/net/ObjectWriteProxy.java

@@ -22,7 +22,7 @@ public class ObjectWriteProxy {
 	private final WriteProxy writeProxy;
 
 	/**
-	 * Creates an instance of @link{ObjectWriteProxy}.
+	 * Creates an instance of {@link ObjectWriteProxy}.
 	 *
 	 * @param writeProxy the {@link WriteProxy} to write objects to another client
 	 * @since Envoy Server Standalone v0.1-alpha