docs: function getResponder( req, res ) {
  
  	return function ( code, body, contentType ) {
  
  		if ( code !== 200 ) {
  			body = "";
  			contentType = "text/html; charset=utf-8";
  		}
  
  		if ( !contentType ) {
  			contentType = "text/html; charset=utf-8";
  		}
  
  		res.writeHead( code, {
  			"Content-type": contentType
  		} );
  
  		res.end( body );
  
  	};
  }