[clutter-gtk] docs: Update the requirements

[Emmanuele Bassi <ebassi src gnome org>]

commit 41dfb38cef2a2573694d84f574ea5bbc03909e87
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Tue Jun 30 11:46:05 2015 +0100

    docs: Update the requirements

 README |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/README b/README
index d05a8a9..4e581c7 100644
--- a/README
+++ b/README
@@ -10,8 +10,8 @@ actor for embedding any GtkWidget inside a Clutter stage.
 
 Requirements:
 
-  Clutter >= 1.4.0 (X11 backend) or >= 1.4.0 (Win32 backend)
-  GTK+ >= 3.0
+  Clutter >= 1.22.4
+  GTK+ >= 3.6
 
 Copyright (C) 2006, 2007, 2008  OpenedHand Ltd
 Copyright (C) 2009, 2010, 2011  Intel Corporation