[gtkmm] Created tag 2.21.5

[Murray Cumming <murrayc src gnome org>]

The unsigned tag '2.21.5' was created.

Tagger: Murray Cumming <murrayc murrayc com>
Date: Wed Jul 14 10:37:31 2010 +0200

    2.21.5

Changes since the last tag '2.21.1really':

Murray Cumming (9):
      PrintOperation: get_default_page_setup(): refcount fix.     +     +       * gtk/src/printoperation.hg: get_default_page_setup(),     +    get_print_settings(): Use refreturn, fixing bug #622957 (Kjell Ahlstedt).
      Added copyright headers. Patch from Kalev Lember.
      Fix the build with warnings-as-errors with the latest gtk+ 2.22.x.
      More work on the undef in box.hg.
      Even more work on the undef in box.hg.
      Yet more rearranging of includes for the undef in box.hg
      More rearranging of includes for the undef in gdkmm/region.hg.
      Rearrange includes in tests and demos for the undefs.
      2.21.5