made changes needed for the introduction of the Debug component

app/console

@@ -12,11 +12,16 @@ require_once __DIR__.'/AppKernel.php';
 
 use Symfony\Bundle\FrameworkBundle\Console\Application;
 use Symfony\Component\Console\Input\ArgvInput;
+use Symfony\Component\Debug\Debug;
 
 $input = new ArgvInput();
 $env = $input->getParameterOption(array('--env', '-e'), getenv('SYMFONY_ENV') ?: 'dev');
 $debug = getenv('SYMFONY_DEBUG') !== '0' && !$input->hasParameterOption(array('--no-debug', '')) && $env !== 'prod';
 
+if ($debug) {
+    Debug::enable();
+}
+
 $kernel = new AppKernel($env, $debug);
 $application = new Application($kernel);
 $application->run($input);

web/app_dev.php

@@ -1,6 +1,7 @@
 <?php
 
 use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\Debug\Debug;
 
 // If you don't want to setup permissions the proper way, just uncomment the following PHP line
 // read http://symfony.com/doc/current/book/installation.html#configuration-and-setup for more information
@@ -17,6 +18,8 @@
 }
 
 $loader = require_once __DIR__.'/../app/bootstrap.php.cache';
+Debug::enable();
+
 require_once __DIR__.'/../app/AppKernel.php';
 
 $kernel = new AppKernel('dev', true);