* libgimp/gimp.h
* plug-ins/jpeg.c
* plug-ins/tiff.c: applied gimp-austin-981010-0, fixes compilation
warnings for jpeg and tiff plugin

* plug-ins/tiff/tiff.c: applied gimp-austin-981011-0, adds comment
parasite support to tiff plugin

* app/color_select.c: applied gimp-austin-981011-1, fixes color
selector redraw bug

* app/layer.c: applied gimp-austin-981011-2, fixes marching ants
weirdness (doesn't move when selection moved)

-Yosh