Git commits in Moodle 2.6.x by Steve Bader

commit f19dd840ffd1a0f02459c4764efb2ee82d33ddcc
Author: Steve Bader <smbader@ncsu.edu>
Date:   Fri, 02 Aug 2013 13:54:58 +0800
Tag:    v2.6.0-beta

MDL-30852 grade report: Add aria attributes