Git commits in Moodle 2.6.0 by Jonathon Fowler

commit 072c52bbc05be293c81a509085dfd370d3adb0aa
Author: Jonathon Fowler <fowlerj@usq.edu.au>
Date:   Wed, 27 Mar 2013 15:08:37 +0800
Tag:    v2.6.0-beta

MDL-32191 navigation: Add keys to module and block settings nav nodes