[gtkmm] 4.8.0

[Kjell Ahlstedt <kjellahl src gnome org>]

commit 17f869d1b0b3e820884f5fe079488bfc3d6c62c7
Author: Kjell Ahlstedt <kjellahlstedt gmail com>
Date:   Mon Sep 12 10:20:22 2022 +0200

    4.8.0

 NEWS         | 22 ++++++++++++++++++++++
 configure.ac |  2 +-
 meson.build  |  2 +-
 3 files changed, 24 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index 555f4fcb..6d494036 100755
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,25 @@
+4.8.0 (stable):
+
+Gtk:
+* TextView::get_tabs(): Fix a memory leak
+* Add enum ContentFit
+* Label: Add set/get/property_tabs()
+* Picture: Add set/get/property_content_fit()
+  (Kjell Ahlstedt)
+
+Demos:
+* Dialog demo: Add a non-modal dialog
+  (Kjell Ahlstedt) Issue #123 (PBS)
+
+Documentation:
+* Don't translate the preprocessor macro name GDK_MODIFIER_MASK
+  (Kjell Ahlstedt) Issue #124 (PBS)
+
+Build:
+* Require gtk4 >= 4.7.2
+  (Kjell Ahlstedt)
+
+
 4.7.1 (unstable):
 
 Gdk:
diff --git a/configure.ac b/configure.ac
index b8a61ce8..d8a7f238 100644
--- a/configure.ac
+++ b/configure.ac
@@ -15,7 +15,7 @@
 ## You should have received a copy of the GNU Lesser General Public License
 ## along with this library.  If not, see <http://www.gnu.org/licenses/>.
 
-AC_INIT([gtkmm], [4.7.1],
+AC_INIT([gtkmm], [4.8.0],
         [https://gitlab.gnome.org/GNOME/gtkmm/issues/],
         [gtkmm], [http://www.gtkmm.org/])
 AC_PREREQ([2.59])
diff --git a/meson.build b/meson.build
index 3a77e3ba..67d4b783 100644
--- a/meson.build
+++ b/meson.build
@@ -2,7 +2,7 @@
 
 # The resource compiler, used in demos/gtk-demo, requires a C compiler.
 project('gtkmm', 'c', 'cpp',
-  version: '4.7.1',
+  version: '4.8.0',
   license: 'LGPLv2.1+',
   default_options: [
     'cpp_std=c++17',