Added EVENT_FIRED log message when no listeners were registered

Author: jasonlessenich

src/main/java/com/dynxsty/dih4jda/DIH4JDALogger.java

@@ -92,6 +92,7 @@ public enum Type {
 		BUTTON_NOT_FOUND,
 		SELECT_MENU_NOT_FOUND,
 		MODAL_NOT_FOUND,
-		COMMAND_EXCEPTION
+		COMMAND_EXCEPTION,
+		EVENT_FIRED
 	}
 }

src/main/java/com/dynxsty/dih4jda/InteractionHandler.java

@@ -526,6 +526,9 @@ private void handleModal(ModalInteractionEvent event) {
 	 * @since v1.5
 	 */
 	private void fireEvent(Set<DIH4JDAListenerAdapter> listeners, String name, Object... args) {
+		if (listeners.isEmpty()) {
+			DIH4JDALogger.warn(String.format("%s was fired, but not handled (No listener registered) ", name), DIH4JDALogger.Type.EVENT_FIRED);
+		}
 		for (DIH4JDAListenerAdapter listener : listeners) {
 			try {
 				for (Method method : listener.getClass().getMethods()) {