[gtkmm] Created tag 3.89.4

[Murray Cumming <murrayc src gnome org>]

The unsigned tag '3.89.4' was created.

Tagger: Murray Cumming <murrayc murrayc com>
Date: Thu Feb 23 13:56:27 2017 +0100

    3.89.4

Changes since the last tag '3.89.3':

Kjell Ahlstedt (11):
      Gdk, Gtk: Regenerate defs and docs.xml files
      Gtk: Remove API which has been removed in gtk+-4
      Add Gtk::Snapshot
      Gtk::Widget: Add new vfuncs. Don't wrap signal_draw().
      Gtk::Widget: Add methods for child widgets
      Gtk: Regenerate .defs and docs.xml files, update gtk_vfuncs.defs
      Gtk: Move some methods from ToggleButton to CheckButton
      Add some methods that use Gtk::Snapshot
      Gtk::Clipboard: Comment why get_default() is not wrapped
      Gtk::Application: Remove create() method with argc,argv arguments
      Add Gtk::WidgetCustomDraw and WidgetCustomSnapshot

Murray Cumming (1):
      3.89.4