MAGETWO-63716: Add target to admin menu element

Author: olysenko

app/code/Magento/Backend/Controller/Adminhtml/System/Store/Index.php

@@ -8,9 +8,14 @@
 
 use Magento\Framework\Controller\ResultFactory;
 
+/**
+ * Class Index returns Stores page
+ */
 class Index extends \Magento\Backend\Controller\Adminhtml\System\Store
 {
     /**
+     * Returns Stores page
+     *
      * @return \Magento\Backend\Model\View\Result\Page
      */
     public function execute()

app/code/Magento/Backend/Model/Menu/Config/Converter.php

@@ -5,9 +5,14 @@
  */
 namespace Magento\Backend\Model\Menu\Config;
 
+/**
+ * Class Converter converts xml to appropriate array
+ */
 class Converter implements \Magento\Framework\Config\ConverterInterface
 {
     /**
+     * Converts xml to appropriate array
+     *
      * @param mixed $dom
      * @return array
      */