- Moved `kw-jquery.countdown-1.6.3.php` to `/js/`
- [SUPPORT BUGFIX] Removed anonymous function in `register_widgets()` because they require PHP 5.3+
- [SUPPORT BUGFIX] Fixed non-responsive dropdowns in widget options

git-svn-id: https://plugins.svn.wordpress.org/cssable-countdown/trunk@856014 b8457f37-d9ea-0310-8a92-e5e31aec5664