Gobble copy transform

copy.js

// warning: i haven't tested this! it's using
// https://www.npmjs.org/package/fs-extra
module.exports = function copy ( inputdir, outputdir, options, callback, errback ) {
  var fs = require( 'fs-extra' );
  fs.copy( inputdir, outputdir, function ( err ) {
    if ( err ) {
      errback( err );
    } else {
      callback();
    }
  });
};