* menus/image-menu.xml.in
* app/actions/image-actions.c
* app/actions/plug-in-actions.c
* plug-ins/common/compose.c
* plug-ins/common/decompose.c
* plug-ins/common/vinvert.c:
Remove erroneous extra *compose entries, and move *compose into
a Components submenu (re IRC discussion); move Value Invert to
near Invert (suggested by mitch)