[gtk] 4.0

[Matthias Clasen <matthiasc src gnome org>]

commit 591c2f05956935adbebed5fc345a309dde2d449c
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Dec 16 11:42:33 2020 -0500

    4.0

 NEWS        | 38 ++++++++++++++++++++++++++++++++++++--
 meson.build |  2 +-
 2 files changed, 37 insertions(+), 3 deletions(-)
---
diff --git a/NEWS b/NEWS
index b477a65e0e..e4eba1fb9b 100644
--- a/NEWS
+++ b/NEWS
@@ -1,5 +1,39 @@
-Overview of Changes
-===================
+Overview of Changes in GTK 4.0
+==============================
+
+* Fix problems with synthetic motion events affecting frame rates
+
+* Fix problems with implicit grabs affecting widget states
+
+* Fix problems with zoom mode on scales getting stuck
+
+* Fix submenu closing by outside clicks
+
+* Rename GtkWindow:fullscreen to :fullscreened to help
+  language bindings
+
+* Bump the soname. Stable GTK 4 releases use libgtk-4.0.so.1.xxxx.y
+
+* Adwaita:
+ - Reduce hover transition effects in lists
+ - Special-case header buttons
+
+* Demos:
+ - Remove NoDisplay from desktop files
+ - Autoplay the video in widget-factory
+
+* Translation updates:
+ Catalan
+ Norwegian Bokmål
+ Polish
+ Spanish
+ Swedish
+ Romanian
+ Ukrainian
+
+
+Overview of Changes in 3.99.5
+=============================
 
 * Accessibility:
  - Map presentation role according to Core-AAM
diff --git a/meson.build b/meson.build
index eb688644e4..c86d5ce5c2 100644
--- a/meson.build
+++ b/meson.build
@@ -1,5 +1,5 @@
 project('gtk', 'c',
-        version: '3.99.5',
+        version: '4.0.0',
         default_options: [
           'buildtype=debugoptimized',
           'warning_level=1',