[gbrainy] Bump version to 2.2.1

[Jordi Mas <jmas src gnome org>]

commit 8cc5feefe4bb5002dc7c5db0a64179318c92efe0
Author: Jordi Mas <jmas softcatala org>
Date:   Thu May 30 08:20:50 2013 +0200

    Bump version to 2.2.1

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 7bf417c..651d0c8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 # Define gbrainy version
 m4_define([gbrainy_version_major], [2])
 m4_define([gbrainy_version_minor], [2])
-m4_define([gbrainy_version_revision], [0])
+m4_define([gbrainy_version_revision], [1])
 
 m4_define([concat], $1$2$3$4)