allow gsh template v2 form element decoration to know if the template is new or submitted or neither

public class GshTemplateDecorateForUiInput {

  /**

   * if this is a new form (requested from url)

   * @return

   */

  public boolean isNewForm() {

    return newForm;

  }

  /**

   * if this is a submit form button press

   * @return

   */

  public boolean isSubmit() {

    return submit;

  }