[nautilus] build: bump required GTK+ version

[Cosimo Cecchi <cosimoc src gnome org>]

commit 1cfc56563e6cf867af5e3a98cfb9c87281b5f4c2
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Wed Dec 1 17:29:54 2010 +0100

    build: bump required GTK+ version

 configure.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.in b/configure.in
index 17208f0..95192fb 100644
--- a/configure.in
+++ b/configure.in
@@ -5,7 +5,7 @@ dnl ===========================================================================
 m4_define(glib_minver,                 2.27.2)
 m4_define(gnome_desktop_minver,        2.91.2)
 m4_define(pango_minver,                1.1.2)
-m4_define(gtk_minver,                  2.91.4)
+m4_define(gtk_minver,                  2.91.6)
 m4_define(xml_minver,                  2.4.7)
 m4_define(exif_minver,                 0.5.12)
 m4_define(exempi_minver,               1.99.5)