2004-11-13  Manish Singh  <yosh@gimp.org>

        Fix a bunch of warnings from Sparse:

        * app/actions/dockable-commands.c
        * app/actions/layers-actions.c
        * app/actions/view-commands.c
        * app/base/pixel-surround.c
        * app/config/gimpconfig-utils.c
        * app/config/gimpscanner.c
        * app/core/gimpbrushgenerated.c
        * app/core/gimpcontainer.c
        * app/core/gimpimage.c
        * app/dialogs/palette-import-dialog.c
        * app/file/gimprecentlist.c
        * app/plug-in/plug-in-params.c
        * app/text/gimptext-compat.c
        * app/text/gimptext-parasite.c
        * app/vectors/gimpbezierstroke.c
        * app/vectors/gimpstroke.c
        * app/widgets/gimpcellrendereraccel.c
        * app/widgets/gimpselectiondata.c
        * app/xcf/xcf.c
        * libgimp/gimp.c
        * libgimpthumb/gimpthumb-utils.c
        * libgimpthumb/gimpthumbnail.c
        * modules/cdisplay_proof.c
        * plug-ins/Lighting/light...