[nautilus] configure: bump glib version

[Carlos Soriano <csoriano src gnome org>]

commit e973687c49a31db811c4c7d8268577b74b73bb16
Author: Carlos Soriano <csoriano gnome org>
Date:   Thu Feb 23 18:48:34 2017 +0100

    configure: bump glib version
    
    For glib commit 006a7d082bc3a that adds the recency support

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index ab499e4..4db4f42 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@ AC_PREREQ(2.60)
 
 dnl ===========================================================================
 
-m4_define(glib_minver,                 2.49.1)
+m4_define(glib_minver,                 2.51.2)
 m4_define(gnome_desktop_minver,        3.0.0)
 m4_define(pango_minver,                1.28.3)
 m4_define(gtk_minver,                  3.21.6)