After much demand, made it stop throwing a warning in PHP 8. Please consider ceasing usage of this widget on modern sites. Switch to block based themes, or use purpose specific plugins to solve your needs instead of storing PHP code in the database.
2.3
Changed the call to WP_Widget to use the PHP 5 __construct() method. Ref: https://make.wordpress.org/core/2015/07/02/deprecating-php4-style-constructors-in-wordpress-4-3/
2.2
Translation fixes for WP 3.7
Remove donation link
2.1
Fixed broken wpautop filter. Checkbox on widget works now.
2.0
Changed widget to use new Class methods for creating widget. This simplifies the widget and should eliminate any problems with it losing code or disappearing from sidebars and so forth.