message: enable rayon example
diff: @@ -207,9 +207,9 @@ fn main() {
  stringify!(pi_parallel),
  test_result(pi_parallel(2, 50000000))
  );
  - /*println!(
  + println!(
  "Test {} ... {}",
  stringify!(laplace),
  test_result(laplace(124, 124))
  - );*/
  + );
  }
  