refactor(jqLite): deprecate bind/unbind

The on/off aliases have been available since Angular 1.2. bind/unbind have
been deprecated in jQuery 3.0 so we're following suit in jqLite.

Author: mgol

src/jqLite.js

@@ -56,7 +56,7 @@
  * - [`after()`](http://api.jquery.com/after/)
  * - [`append()`](http://api.jquery.com/append/)
  * - [`attr()`](http://api.jquery.com/attr/) - Does not support functions as parameters
- * - [`bind()`](http://api.jquery.com/bind/) - Does not support namespaces, selectors or eventData
+ * - (_deprecated_, use `on()`) [`bind()`](http://api.jquery.com/bind/) - Does not support namespaces, selectors or eventData
  * - [`children()`](http://api.jquery.com/children/) - Does not support selectors
  * - [`clone()`](http://api.jquery.com/clone/)
  * - [`contents()`](http://api.jquery.com/contents/)
@@ -85,7 +85,7 @@
  * - [`text()`](http://api.jquery.com/text/)
  * - [`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
+ * - (_deprecated_, use `off()`) [`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/)
  *