Git commits in Moodle 2.4.2 by Aaron Barnes

commit 349fc3edfc925c899ee0bcf15edda07527155710
Author: Aaron Barnes <aaronb@catalyst.net.nz>
Date:   Fri, 11 Jan 2013 09:41:05 +0800
Tag:    v2.4.2

MDL-37473 completion: Add missing cap checks to tracked users functions

commit fb28b75b74df641603ad9770b0c49e1a83af1442
Author: Aaron Barnes <aaronb@catalyst.net.nz>
Date:   Fri, 11 Jan 2013 09:41:05 +0800
Tag:    v2.4.2

MDL-37473 completion: Add missing cap checks to tracked users functions

commit e014ed78dd23f3bc22a10c6094f1ed77defced81
Author: Aaron Barnes <aaronb@catalyst.net.nz>
Date:   Sun, 11 Nov 2012 19:03:52 +0800
Tag:    v2.4.2

MDL-36511 course: Save "completion starts on enrolment" disabled state