[gcompris] minor, tuxpaint is in the demo.

[Bruno Coudoin <bcoudoin src gnome org>]

commit ecadb5023ae8f9171b6c6cc6048082b5d4fd8e89
Author: Bruno Coudoin <bcoudoin gcompris net>
Date:   Sun Sep 8 20:11:15 2013 +0200

    minor, tuxpaint is in the demo.

 src/tuxpaint-activity/tuxpaint.xml.in |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/tuxpaint-activity/tuxpaint.xml.in b/src/tuxpaint-activity/tuxpaint.xml.in
index 13f2478..73e552a 100644
--- a/src/tuxpaint-activity/tuxpaint.xml.in
+++ b/src/tuxpaint-activity/tuxpaint.xml.in
@@ -6,7 +6,8 @@
         icon="tuxpaint.svg"
         difficulty="1"
         boarddir="Tuxpaint"
-        author="Bill Kendrick (Tuxpaint)">
+        author="Bill Kendrick (Tuxpaint)"
+        demo="1">
         <_title>Tuxpaint</_title>
         <_description>Launch Tuxpaint</_description>
         <_prerequisite>mouse and keyboard manipulation</_prerequisite>