[atkmm] 2.25.4

[Murray Cumming <murrayc src gnome org>]

commit c8580a2d2438d00e4ec6ef194479b9250deaaaff
Author: Murray Cumming <murrayc murrayc com>
Date:   Fri Aug 25 12:15:00 2017 +0200

    2.25.4

 NEWS         |   11 +++++++++++
 configure.ac |    2 +-
 2 files changed, 12 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 72c2924..76840cf 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,14 @@
+atkmm 2.25.4 (unstable):
+Distro packagers should probably not package this yet.
+
+* Build: Use glibmm-2.56 instead of glibmm-2.54.
+  We have changed the ABI name in glibmm.
+  (Murray Cumming)
+* Text: Plug memory leaks in get_text_vfunc() and get_selection_vfunc().
+  These vfuncs shall delete the returned character array after it has been
+  copied to a Glib::ustring.
+  (Kjell Ahlstedt) Bug #783360
+
 atkmm 2.25.3 (unstable):
 
 * Use C++11 enum classes instead of old-style enums, and put some enums
diff --git a/configure.ac b/configure.ac
index 60ae5ef..769588a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -19,7 +19,7 @@
 # pkg-config name as before and is meant to be binary compatible.  Thus for the
 # time being, the version number cannot be brought in line with ATK, since that
 # would break compatibility.
-AC_INIT([atkmm], [2.25.3], [https://bugzilla.gnome.org/enter_bug.cgi?product=atkmm],
+AC_INIT([atkmm], [2.25.4], [https://bugzilla.gnome.org/enter_bug.cgi?product=atkmm],
         [atkmm], [http://www.gtkmm.org/])
 AC_PREREQ([2.59])