message: Export helper methods differently
diff: @@ -129,9 +129,11 @@ function print(msg) {
  return process.stdout.write(`${msg}\n`);
  }
  -module.exports.spawnPiped = spawnPiped;
  -module.exports.handleError = handleError;
  -module.exports.waitFor = waitFor;
  -module.exports.waitForExit = waitForExit;
  -module.exports.waitForPageWithText = waitForPageWithText;
  -module.exports.print = print;
  +module.exports = {
  + spawnPiped,
  + handleError,
  + waitFor,
  + waitForExit,
  + waitForPageWithText,
  + print,
  +};
  