[gtk+] Bump Pango requirement

[Matthias Clasen <matthiasc src gnome org>]

commit c207b8d36341d320ca3bf88ece63d2721a63c7b6
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jun 19 09:33:39 2015 -0400

    Bump Pango requirement
    
    The font features demo that was just added uses bleeding-edge
    pango features.

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index b99af91..64e9c3e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -42,7 +42,7 @@ m4_define([gtk_binary_version], [3.0.0])
 
 # required versions of other packages
 m4_define([glib_required_version], [2.43.4])
-m4_define([pango_required_version], [1.37.0])
+m4_define([pango_required_version], [1.37.1])
 m4_define([atk_required_version], [2.15.1])
 m4_define([cairo_required_version], [1.14.0])
 m4_define([gdk_pixbuf_required_version], [2.30.0])