* New: Add hooks for more advanced users to add fields within the form element
* Fixed: Bug "PHP Warning:  call_user_func_array() expects parameter 1 to be a valid callback, class 's2class' does not have a method 'add_s2_ajax'"

git-svn-id: https://plugins.svn.wordpress.org/subscribe2-widget-pro/trunk@864407 b8457f37-d9ea-0310-8a92-e5e31aec5664