Update docblocks

src/Event/EventManager.php

@@ -80,7 +80,7 @@ class EventManager
     /**
      * Adds a new listener to an event.
      *
-     * @param callback|\Cake\Event\EventListenerInterface $callable PHP valid callback type or instance of Cake\Event\EventListenerInterface to be called
+     * @param callable|\Cake\Event\EventListenerInterface $callable PHP valid callback type or instance of Cake\Event\EventListenerInterface to be called
      * when the event named with $eventKey is triggered. If a Cake\Event\EventListenerInterface instance is passed, then the `implementedEvents`
      * method will be called on the object to register the declared events individually as methods to be managed by this class.
      * It is possible to define multiple event handlers per event name.

src/Network/Email/Email.php

@@ -213,7 +213,7 @@ class Email implements JsonSerializable, Serializable
     /**
      * Theme for the View
      *
-     * @var array
+     * @var string
      */
     protected $_theme = null;
 

src/View/Helper/FormHelper.php

@@ -42,7 +42,8 @@ use Traversable;
  *
  * Automatic generation of HTML FORMs from given data.
  *
- * @property      HtmlHelper $Html
+ * @property HtmlHelper $Html
+ * @property UrlHelper $Url
  * @link http://book.cakephp.org/3.0/en/views/helpers/form.html
  */
 class FormHelper extends Helper