Git commits in Moodle 2.3.0 by Gilles-Philippe Leblanc

commit ebadb9b9a674f5e91ddb7460ea3f9dafc6c34523
Author: Gilles-Philippe Leblanc <gilles-philippe.leblanc@umontreal.ca>
Date:   Thu, 23 Feb 2012 05:03:03 +0800
Tag:    v2.3.0-beta

[MDL-31708] - wiki 2.0 non-group member can see edit option in navigation block.