[gegl] release 0.4.18

[Øyvind "pippin" Kolås <ok src gnome org>]

commit 2556eb7807dd9b3cb97f2769d8993f7a0c38e2a9
Author: Øyvind Kolås <pippin gimp org>
Date:   Sun Oct 27 01:00:54 2019 +0200

    release 0.4.18

 meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index c5acc2951..d83a7b1cb 100644
--- a/meson.build
+++ b/meson.build
@@ -1,7 +1,7 @@
 project('gegl',
   'c', 'cpp',
   license: 'GPL3+',
-  version: '0.4.17',
+  version: '0.4.18',
   meson_version: '>=0.50.0',
   default_options: [
     'c_std=gnu11',