[libgfbgraph] build: Post-release version bump

[Álvaro Peña <alvaropg src gnome org>]

commit 79490bb578c891280b7eeb89e3e0dc1289cf951f
Author: Álvaro Peña <alvaropg gmail com>
Date:   Wed Jul 15 18:40:42 2015 +0200

    build:  Post-release version bump

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index a371e3b..fd1231f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 m4_define([api_major], [0])
 m4_define([api_minor], [2])
-m4_define([api_micro], [3])
+m4_define([api_micro], [4])
 
 m4_define([gfbgraph_version], [api_major.api_minor.api_micro])