http://www.jqueryrain.com/2015/08/dragula-javascript-drag-and-drop-library/
origin - http://www.pipiscrew.com/?p=1672 js-dragula-drag-and-drop-library
http://www.jqueryrain.com/2015/08/dragula-javascript-drag-and-drop-library/
origin - http://www.pipiscrew.com/?p=1672 js-dragula-drag-and-drop-library