* libgimp/color_display.h
* app/gdisplay.c: add bpl param for convert func

* gdisplay_color.c: guard against head and tail cases in reorders

* app/gdisplay_color_ui.c: expose_full on all actions, so there is
immediate feedback. Check for no selection and do nothing on actions

* app/path_tool.c: #warning is not portable; change to /* XXX: */

* modules/cdisplay_gamma.c: make it so it actually works properly

-Yosh