message: Fix: `run` util don't halt on warnings (when building)
diff: @@ -21,7 +21,7 @@ const run = (
  command,
  { env: Object.assign({}, process.env, env) },
  (err, stdout, stderr) => {
  - if (err || stderr) {
  + if (err) {
  return console.log(chalk.red(errorMsg), err);
  }
  if (!!successMsg) {
  