Add MagentoStyle as Console nput/output helper object to allow easier acces to io helpers in symfony/console

Author: Wesley

setup/src/Magento/Setup/Console/InputValidationException.php

@@ -0,0 +1,14 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+namespace Magento\Setup\Console;
+
+use Symfony\Component\Console\Exception\RuntimeException;
+
+class InputValidationException extends RuntimeException
+{
+
+}