[babl] post-release version bump

[Øyvind Kolås <ok src gnome org>]

commit f1eaba7de7633ab530b4a85db827fed60ffc9ef1
Author: Øyvind Kolås <pippin gimp org>
Date:   Tue Aug 15 13:55:32 2017 +0200

    post-release version bump

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 309fa48..08d10ac 100644
--- a/configure.ac
+++ b/configure.ac
@@ -14,7 +14,7 @@ AC_PREREQ(2.54)
 
 m4_define([babl_major_version], [0])
 m4_define([babl_minor_version], [1])
-m4_define([babl_micro_version], [30])
+m4_define([babl_micro_version], [31])
 m4_define([babl_real_version],
           [babl_major_version.babl_minor_version.babl_micro_version])
 m4_define([babl_version], [babl_real_version])