[pygtk] Really set version to 2.21.0

[John Stowers <jstowers src gnome org>]

commit af11030c13e2d2b15f347b62139b63cab6c77393
Author: John Stowers <john stowers gmail com>
Date:   Sat Aug 7 16:02:22 2010 +1200

    Really set version to 2.21.0

 configure.ac |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 9374eb1..60c6aa4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3,8 +3,8 @@ AC_PREREQ(2.52)
 
 dnl the pygtk version number
 m4_define(pygtk_major_version, 2)
-m4_define(pygtk_minor_version, 17)
-m4_define(pygtk_micro_version, 1)
+m4_define(pygtk_minor_version, 21)
+m4_define(pygtk_micro_version, 0)
 m4_define(pygtk_version, pygtk_major_version.pygtk_minor_version.pygtk_micro_version)
 
 dnl versions of packages we require ...