code: protected <T extends AppController> HttpBuilder redirect(Class<T> controllerClass, Object id){
          return redirect(controllerClass, map("id", id));
      }
docs: Convenience method for {@link #redirect(Class, java.util.Map)}.
  
  @param controllerClass controller class where to send redirect.
  @param id id to redirect to.
  @return {@link HttpSupport.HttpBuilder}, to accept additional information.