public static function getInstance()
{
return self::$instance ? : self::$instance = new static;
}add_theme_support( 'html5', array( 'search-form' ) );
add_theme_support( 'post-formats', array( 'gallery','video',
'audio','link','image','quote' ) );
add_theme_support( 'post-thumbnails',array( 'post' ) );