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/framework-bundle/Resources/views/Form/attributes.html.php

@@ -0,0 +1,9 @@
+<?php foreach ($attr as $k => $v): ?>
+<?php if ('placeholder' === $k || 'title' === $k): ?>
+<?php printf('%s="%s" ', $view->escape($k), $view->escape(false !== $translation_domain ? $view['translator']->trans($v, [], $translation_domain) : $v)) ?>
+<?php elseif (true === $v): ?>
+<?php printf('%s="%s" ', $view->escape($k), $view->escape($k)) ?>
+<?php elseif (false !== $v): ?>
+<?php printf('%s="%s" ', $view->escape($k), $view->escape($v)) ?>
+<?php endif ?>
+<?php endforeach ?>