Olivier Fourdan <fourdan@xfce.org> Jasper Huijsmans <huysmans@users.sourceforge.net> Benedikt Meurer <benny@xfce.org> Brian Tarricone <bjt23@cornell.edu> libxfcegui4 includes libwnck by Havoc Pennington <hp@redhat.com> libxfcegui4 includes preview_file_selector widget from gnome by Rachel Hestilow <hestilow@ximian.com> libxfcegui4 includes urgency notification based on Matthew Eaton's patch for libwnck default icon from FreeIcons theme set by tmielnik75
