* gimp_tips.txt: applied gimp-quinet-980414-0; adds new tips
* plug-ins/pagecurl/pagecurl.c: applied gimp-quinet-980414-1;
defines M_PI
* app/app_procs.c: applied gimp-quinet-980414-2; adds more
information to the startup screen
* app/gradient.c: applied gradient-041398-seth; fixes the
behavior that the gradient editor would become insensitive
forever if the color selection dialog were close
* app/regex.c
* plugins/script-fu/regex.c: partially applied
gimp-jbuhler-980412-0; adds braces to nested if/else
--Sven
* app/indexed_palette.c: fix for wrong color selected in indexed
palette dialog
* app/xcf.c: don't crash on bad input (0 byte files)
* app/plug_in.h
* app/plug_in.c: fixes Gimp's most obscure bug. Failed plugin
queries are handle correctly now
* app/commands.c: added marching ants speed to preferences
* plug-ins/tiff/tiff.c: correction for inversion for MINISWHITE
images without alpha
* plug-ins/pcx/pcx.c: updated to new version
* app/paint_funcs.h: changed OPAQUE and TRANSPARENT to
OPAQUE_OPACITY and TRANSPARENT_OPACITY to avoid possible
conflicts. All affects .c files changed.
-Yosh
