function display($template = 'default', $folder = 'custom_taxonomies')
 {
     $this->page_title = 'Manage Custom Taxonomies';
     $this->taxonomies = $this->getModel()->getData();
     $this->post_types = $this->getPostTypes();
     parent::display($template, $folder);
 }
 function display($template = 'default', $folder = 'nav_menus')
 {
     $this->page_title = 'Manage Nav Menus';
     $this->menus = $this->getModel()->getMenus();
     parent::display($template, $folder);
 }
 function display($template = 'default', $folder = 'image_sizes')
 {
     $this->page_title = 'Manage Image Sizes';
     $this->sizes = $this->getModel()->getSizes();
     parent::display($template, $folder);
 }
 function display($template = 'default', $folder = 'widget_areas')
 {
     $this->page_title = 'Manage Sidebars';
     $this->sidebars = $this->getModel()->getSidebars();
     parent::display($template, $folder);
 }