* acinclude.m4
* config.guess
* config.sub
* ltconfig
* ltmain.sh: upgrade to libtool 1.2f

* autogen.sh: libtool is not required to autogen gtk+

* acconfig.h: remove WITH_SYMBOL_UNDERSCORE (not explictly needed)

* app/actionarea.h: made the label in ActionAreaItem const

* app/convert.[ch]: made FOO_PALETTE #defines into an enum

* libgimp/parasite.c
* app/brightness_contrast.c
* app/color_picker.c
* app/colormap_dialog.i.c
* app/curves.c
* app/equalize.c
* app/gimplut.c
* app/histogram_tool.c
* app/invert.c
* app/levels.c
* app/paint_funcs.c
* app/pixel_regions.c
* app/posterize.c
* app/rect_select.c
* app/threshold.c
* app/xcf.c: remove unused vars, other minor code cleanups

* app/procedural_db.h: #include <glib.h>

* Makefile.am: add README.perl to EXTRA_DIST

-Yosh