[snappy] configure: update Clutter version

[Luis de Bethencourt <luisbg src gnome org>]

commit c0eacf30b2a0476488004c6000de659ce4380534
Author: Luis de Bethencourt <luis bg samsung com>
Date:   Tue Jun 2 16:56:14 2015 +0100

    configure: update Clutter version

 configure.ac |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 430647f..b2986c6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -34,9 +34,9 @@ AC_CANONICAL_HOST
 
 # keep one single GST_REQ, core/base should be same versions anyway
 GST_REQ=1.4.0
-CLUTTER_REQS=1.12.0
-CLUTTER_GST_REQS=2.0.0
-CLUTTER_GTK_REQS=1.0.2
+CLUTTER_REQS=1.20.0
+CLUTTER_GST_REQS=2.0.12
+CLUTTER_GTK_REQS=1.6.0
 GTK_REQS=3.5.0
 GIO_REQ=2.32