[gnome-mud] gtk-builder: Require GTK version 2.24

[Mart Raudsepp <mraudsepp src gnome org>]

commit 22a0bc3689bf062f10083e5c4aa0bd52f0084762
Author: Steven Jackson <sj oscode net>
Date:   Wed Apr 26 12:19:05 2017 +0100

    gtk-builder: Require GTK version 2.24

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 72e9056..0ff43ed 100644
--- a/configure.ac
+++ b/configure.ac
@@ -70,7 +70,7 @@ AC_CHECK_HEADERS(strings.h)
 
 dnl pkg-config dep checks
 GMODULE_REQUIRED=2.0.0
-GTK_REQUIRED=2.20.0
+GTK_REQUIRED=2.24.0
 LIBGLADE_REQUIRED=2.0.1
 LIBGLIB_REQUIRED=2.36
 VTE_REQUIRED=0.11.00