[gtk+] Bump required introspection version to 0.6.6

[Johan Dahlin <johan src gnome org>]

commit 75c7d910ae599da12099bba856c75afa3eeda386
Author: Johan Dahlin <johan gnome org>
Date:   Thu Dec 10 17:22:17 2009 -0200

    Bump required introspection version to 0.6.6

 configure.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.in b/configure.in
index 63f23cb..9e05c76 100644
--- a/configure.in
+++ b/configure.in
@@ -1976,7 +1976,7 @@ fi
 # GObject introspection
 ##################################################
 
-GOBJECT_INTROSPECTION_CHECK([0.6.4])
+GOBJECT_INTROSPECTION_CHECK([0.6.6])
 
 ##################################################
 # Checks for gtk-doc and docbook-tools