[four-in-a-row] Prepare 3.31.90

[Michael Catanzaro <mcatanzaro src gnome org>]

commit a18cdab2da7c6968eb0f2cab15f85d036bf27be6
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Mon Feb 4 21:31:51 2019 -0600

    Prepare 3.31.90

 NEWS        | 8 ++++++++
 meson.build | 4 ++--
 2 files changed, 10 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index cac9220..c9cb291 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,11 @@
+3.31.90 - February 4, 2019
+==========================
+
+- Game rewritten in Vala (Jacob Humphrey)
+- Switch to Meson build system (Bilal Elmoussaoui)
+- Add F10 accelerator to open menu (Jeremy Bicha)
+- Several improvements to user help (Andre Klapper)
+
 3.28.0 - March 10, 2018
 =======================
 
diff --git a/meson.build b/meson.build
index 36bc8b0..ef3269c 100644
--- a/meson.build
+++ b/meson.build
@@ -1,5 +1,5 @@
 project('four-in-a-row', 'c', 'vala',
-    version: '3.28.0'
+    version: '3.31.90'
 )
 
 add_global_arguments('-DGETTEXT_PACKAGE="@0@"'.format (meson.project_name()), language: 'c')
@@ -37,4 +37,4 @@ subdir('src')
 
 meson.add_install_script(python3.find_python().path(), join_paths(meson.source_root(), 
                                                                   'build-aux', 
-                                                                  'meson_post_install.py'))
\ No newline at end of file
+                                                                  'meson_post_install.py'))