Added username to all messages. From a consumer perspective the username is more useful than a clientID which is often autogenerated.

broker/src/test/java/io/moquette/spi/impl/BrokerInterceptorTest.java

@@ -97,28 +97,28 @@ public class BrokerInterceptorTest {
 
     @Test
     public void testNotifyClientDisconnected() throws Exception {
-        interceptor.notifyClientDisconnected("cli1234");
+        interceptor.notifyClientDisconnected("cli1234","cli1234");
         interval();
         assertEquals(50, n.get());
     }
 
     @Test
     public void testNotifyTopicPublished() throws Exception {
-        interceptor.notifyTopicPublished(new PublishMessage(), "cli1234");
+        interceptor.notifyTopicPublished(new PublishMessage(), "cli1234", "cli1234");
         interval();
         assertEquals(60, n.get());
     }
 
     @Test
     public void testNotifyTopicSubscribed() throws Exception {
-        interceptor.notifyTopicSubscribed(new Subscription("cli1", "o2", AbstractMessage.QOSType.MOST_ONE));
+        interceptor.notifyTopicSubscribed(new Subscription("cli1", "o2", AbstractMessage.QOSType.MOST_ONE), "cli1234");
         interval();
         assertEquals(70, n.get());
     }
 
     @Test
     public void testNotifyTopicUnsubscribed() throws Exception {
-        interceptor.notifyTopicUnsubscribed("o2", "cli1234");
+        interceptor.notifyTopicUnsubscribed("o2", "cli1234", "cli1234");
         interval();
         assertEquals(80, n.get());
     }