[gtkmm] 4.6.0

[Kjell Ahlstedt <kjellahl src gnome org>]

commit e4b84c821bb744f6fee6fa47c747bfd6829a5a00
Author: Kjell Ahlstedt <kjellahlstedt gmail com>
Date:   Wed Feb 9 11:09:48 2022 +0100

    4.6.0
    
    Fixes #110

 NEWS         | 37 +++++++++++++++++++++++++++++++++++++
 configure.ac |  2 +-
 meson.build  |  2 +-
 3 files changed, 39 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index 2a3660fb..45227b15 100755
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,40 @@
+4.6.0 (stable):
+
+Gdk:
+* Deprecate Gdk::Cairo::draw_from_gl().
+* Display: Add create_gl_context().
+* Texture: Add create_from_filename(), create_from_bytes(),
+  save_to_png_bytes(), save_to_tiff(), save_to_tiff_bytes().
+* GLContext: Deprecate set_use_es() and unset_use_es().
+  Add set/get/property_allowed_apis() and get/property_api().
+  (Kjell Ahlstedt)
+
+Gtk:
+* DropDown: Add set/get/property_show_arrow().
+* FlowBox: Add prepend(), append().
+* Label: Add set/get/property_natural_wrap_mode().
+* MenuButton: Add set/unset/get/property_child().
+* Settings: Add property_gtk_hint_font_metrics().
+* TextChildAnchor: Add create(replacement_character).
+* TextTag: Add properties line_height(), text_transform(),
+  word(), sentence(), line_height_set(), text_transform_set(),
+  word_set(), sentence_set().
+* TreeExpander: Add set/get/property_indent_for_icon().
+* Window: Add property_titlebar().
+  (Kjell Ahlstedt)
+
+Documentation:
+* Gtk::Object: Change deprecated `pack_start` to `append`.
+  (LI Daobing) Merge request !65
+
+Build:
+* MSVC build: Support Visual Studio 2022.
+  NMake Makefiles: Fix header installation.
+  (Chun-wei Fan)
+* Require pangomm-2.48 >= 2.50.0, gtk4 >= 4.6.0
+  (Kjell Ahlstedt)
+
+
 4.4.0 (stable):
 
 Gdk:
diff --git a/configure.ac b/configure.ac
index 82902469..1ff6b6ff 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], [4.4.0],
+AC_INIT([gtkmm], [4.6.0],
         [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 5b46b5d5..71e7b23c 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: '4.4.0',
+  version: '4.6.0',
   license: 'LGPLv2.1+',
   default_options: [
     'cpp_std=c++17'