Doc comments updated

ActiveField.php

@@ -297,6 +297,7 @@ class ActiveField extends \yii\widgets\ActiveField
      * - encode: boolean, whether value should be HTML-encoded or not.
      *
      * @return $this the field object itself
+     * @since 2.0.5
      */
     public function staticControl($options = [])
     {

Nav.php

@@ -33,6 +33,11 @@ use yii\helpers\ArrayHelper;
  *                  ['label' => 'Level 1 - Dropdown B', 'url' => '#'],
  *             ],
  *         ],
+ *         [
+ *             'label' => 'Login',
+ *             'url' => ['site/login'],
+ *             'visible' => Yii::$app->user->isGuest
+ *         ],
  *     ],
  *     'options' => ['class' =>'nav-pills'], // set this to nav-tab to get tab-styled navigation
  * ]);