N°2435.1 Portal: Split portal composer.json in 2

- Autoloader for portal files in the itop-portal-base module
- Dependencies moved to root composer.json
- Add autoloader for /core and /application content

lib/symfony/console/Tests/Fixtures/BarBucCommand.php

@@ -0,0 +1,11 @@
+<?php
+
+use Symfony\Component\Console\Command\Command;
+
+class BarBucCommand extends Command
+{
+    protected function configure()
+    {
+        $this->setName('bar:buc');
+    }
+}