[gtk-web] Update for GTK+ 3.22

[Sébastien Wilmet <swilmet src gnome org>]

commit 06e5b478843a25ee2181b8f1a5d63eb608bf8607
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Fri Sep 23 09:37:34 2016 +0200

    Update for GTK+ 3.22

 download/linux.php |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/download/linux.php b/download/linux.php
index 7be1d08..16d89a9 100755
--- a/download/linux.php
+++ b/download/linux.php
@@ -5,16 +5,16 @@ ob_start();
 
 // Set the current stable version numbers of GTK+, GLib, and Pango to automatically include it in the page.
 $versions = array(
-       'gobject-introspection' => '1.48',
-       'gtk' => '3.20',
-       'glib' => '2.48',
+       'gobject-introspection' => '1.50',
+       'gtk' => '3.22',
+       'glib' => '2.50',
        'pango' => '1.40',
-       'gdk-pixbuf' => '2.34',
-       'atk' => '2.20'
+       'gdk-pixbuf' => '2.36',
+       'atk' => '2.22'
 );
 
 // Versions of GTK+ that are older, but still included on the page in the "Older Versions" section
-$oldgtk = array( '3.18', '3.16', '3.14', '3.12', '3.10', '3.8', '3.6', '3.4', '3.2', '3.0',
+$oldgtk = array( '3.20', '3.18', '3.16', '3.14', '3.12', '3.10', '3.8', '3.6', '3.4', '3.2', '3.0',
                 '2.24', '2.20', '2.18', '2.16', '2.14', '2.12', '2.10', '2.8', '2.6', '2.4',
                 '1.2' );