2006-01-05  Behdad Esfahbod  <behdad@gnome.org>

        * pango/Makefile.am,
        * pango/fonts.c,
        * pango/glyphstring.c,
        * pango/pango-attributes.c,
        * pango/pango-color.c,
        * pango/pango-impl-utils.h,
        * pango/pango-item.c,
        * pango/pango-layout.c,
        * pango/pango-tabs.c,
        * pango/pango-utils.c,
        * pango/pango-utils.h,
        * pango/pangoatsui-fontmap.c,
        * pango/pangocairo-font.c,
        * pango/pangocairo-fontmap.c,
        * pango/pangofc-fontmap.c,
        * pango/pangowin32-fontmap.c,
        * pango/pangox-fontmap.c,
        * pango/pangox.c,
        * pango/opentype/pango-ot-info.c,
        * pango/opentype/pango-ot-ruleset.c: Intern strings to avoid
        unnecessary strdups in the type system. (bug #325832, Matthias Clasen)