[gnome-documents] build: Require GTK+ 3.9.1

[Bastien Nocera <hadess src gnome org>]

commit d513ee4da6cc0eee0427d239d979eef042d32f86
Author: Bastien Nocera <hadess hadess net>
Date:   Fri May 17 22:04:46 2013 +0200

    build: Require GTK+ 3.9.1
    
    Current GTK+ master is needed to use the new GtkSearchEntry
    rate-limiting feature.

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 33a7125..81bf5a1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -62,7 +62,7 @@ export PKG_CONFIG_PATH=$PKG_CONFIG_PATH:"$ac_top_build_prefix"egg-list-box
 EVINCE_MIN_VERSION=3.7.4
 WEBKITGTK_MIN_VERSION=1.10.0
 GLIB_MIN_VERSION=2.37.0
-GTK_MIN_VERSION=3.9.0
+GTK_MIN_VERSION=3.9.1
 GOBJECT_INTROSPECTION_MIN_VERSION=1.31.6
 GDATA_MIN_VERSION=0.13.3
 GOA_MIN_VERSION=3.2.0