adds #favicon_link_tag and #apple_touch_icon_link_tag to AP's CHANGELOG

actionpack/CHANGELOG

 *Rails 3.0.0 [Edge] (pending)*
 
+* New helpers #favicon_link_tag and #apple_touch_icon_link_tag [fxn]
+
 * Added all the new HTML5 form types as individual form tag methods (search, url, number, etc) #3646 [Stephen Celis]
 
 * Changed the object used in routing constraints to be an instance of