docs(angular.element): note restriction in toggleClass

Author: Narretz

src/jqLite.js

@@ -84,8 +84,8 @@
  * - [`removeData()`](http://api.jquery.com/removeData/)
  * - [`replaceWith()`](http://api.jquery.com/replaceWith/)
  * - [`text()`](http://api.jquery.com/text/)
- * - [`toggleClass()`](http://api.jquery.com/toggleClass/)
- * - [`triggerHandler()`](http://api.jquery.com/triggerHandler/) - Passes a dummy event object to handlers.
+ * - [`toggleClass()`](http://api.jquery.com/toggleClass/) - Does not support a function as first argument
+ * - [`triggerHandler()`](http://api.jquery.com/triggerHandler/) - Passes a dummy event object to handlers
  * - [`unbind()`](http://api.jquery.com/unbind/) - Does not support namespaces or event object as parameter
  * - [`val()`](http://api.jquery.com/val/)
  * - [`wrap()`](http://api.jquery.com/wrap/)