feat(index): use require_once instead of include

index.php

@@ -249,9 +249,7 @@ $flextypeLoader = require_once $flextypeAutoload;
  * will load up this application so that we can run it and send
  * the responses back to the browser and delight our users.
  */
-include __DIR__ . '/src/flextype/bootstrap.php';
-
-
+require_once __DIR__ . '/src/flextype/flextype.php';
 
 echo "<div style='position:absolute; bottom: 10px; left: 10px;'>";
 echo "Time: " . Debug::elapsedTime('flextype');