Alternate scaling using GD is implemented now; images will be scaled with ImageMagick if enabled and working; else, GD will be used. No UI changes to speak of, but a check in the installer will be added in a later commit

<?php
class Text_Wiki_Render_Plain_Tighten extends Text_Wiki_Render {
    
    
    function token()
    {
        return '';
    }
}
?>