TASK: Add missing docs

src/Standards/Typo3Update/Feature/Features.php

@@ -28,7 +28,16 @@ use Typo3Update\Options;
  */
 class Features implements \Iterator
 {
+    /**
+     * Internal array position for \Iterator implementation.
+     * @var int
+     */
     protected $index = 0;
+
+    /**
+     * Internal array
+     * @var array
+     */
     protected $features = [];
 
     /**

src/Standards/Typo3Update/Options.php

@@ -100,6 +100,11 @@ class Options
         return $option;
     }
 
+    /**
+     * Get the configured features.
+     *
+     * @return array
+     */
     public static function getFeaturesConfiguration()
     {
         $option = [];