[iOS support]

- update folder view after creating ios project


Former-commit-id: 9929d45b254e4589c1ddf8d5020001eb781091db

src/com/jme3/gde/ios/panel/IosCompositeProvider.java

@@ -138,6 +138,7 @@ public class IosCompositeProvider implements ProjectCustomizer.CompositeCategory
                         return;
                     }
                 }
+                project.getProjectDirectory().refresh();
             } else {
                 manager.removeExtension(project);
                 if ("true".equals(properties.getProperty("delete.folder"))) {