Bolt index.php with environment config support

index.php

<?php
require_once "../vendor/autoload.php";

$configuration = new Bolt\Configuration\Composer(dirname(__DIR__));
$configuration->setPath("web", "public_html");
$configuration->setPath("files", "public_html/files");
$configuration->setPath("themebase", "public_html/theme");

$applicationEnv = getenv('APPLICATION_ENV');
if ($applicationEnv and is_dir('app/config/' . $applicationEnv)) {
    $configuration->setPath('configpath', 'app/config/' . $applicationEnv);
    $configuration->setPath('config', 'app/config/' . $applicationEnv);
} else {
    $configuration->setPath('configpath', 'app/config/default');
    $configuration->setPath('config', 'app/config/default');
}

$configuration->getVerifier()->disableApacheChecks();
$configuration->verify();

$app = new Bolt\Application(array('resources' => $configuration));
$app->initialize();
$app->run();