[gnome-control-center] network: Fix properties sizing issues

[Bastien Nocera <hadess src gnome org>]

commit e070e819ca7b39aa11af49259e6144495556cfcc
Author: Bastien Nocera <hadess hadess net>
Date:   Wed Apr 13 13:43:37 2016 +0200

    network: Fix properties sizing issues
    
    By requiring a new GTK+ that fixes those.

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 2cb3c80..4596d07 100644
--- a/configure.ac
+++ b/configure.ac
@@ -86,7 +86,7 @@ dnl Check that we meet the  dependencies
 dnl ==============================================
 
 GLIB_REQUIRED_VERSION=2.44.0
-GTK_REQUIRED_VERSION=3.19.12
+GTK_REQUIRED_VERSION=3.20.3
 PA_REQUIRED_VERSION=2.0
 CANBERRA_REQUIRED_VERSION=0.13
 GDKPIXBUF_REQUIRED_VERSION=2.23.0