Applied suggestions from code review from @delvh

Co-authored-by: delvh <dev.lh@web.de>

client/src/main/java/envoy/client/event/LoadGroupCreationEvent.java

@@ -20,5 +20,4 @@ public class LoadGroupCreationEvent extends Event<LocalDB>{
 	 * @since Envoy Client v0.2-beta
 	 */
 	public LoadGroupCreationEvent(LocalDB value) { super(value); }
-
 }

client/src/main/java/envoy/client/ui/controller/GroupCreationTab.java

@@ -68,6 +68,7 @@ public class GroupCreationTab {
 	private LocalDB localDB;
 
 	private String name;
+
 	private static final EventBus eventBus = EventBus.getInstance();
 
 	@FXML