remove timestamp from index file.

public/index.php

@@ -28,6 +28,4 @@ $public = __DIR__;
 // --------------------------------------------------------------
 // Launch Laravel.
 // --------------------------------------------------------------
-require $laravel.'/laravel.php';
-
-echo (microtime(true) - LARAVEL_START) * 1000;
+require $laravel.'/laravel.php';