Git commits in Moodle 2.9.4 by sam marshall

commit 2fae9db702126bce0c82f7df7fc6a261b4f12efb
Author: sam marshall <s.marshall@open.ac.uk>
Date:   Fri, 18 Dec 2015 17:44:52 +0800
Tag:    v2.9.4

MDL-52558 Data generator: enrol_user should allow shortname


commit e8af997888a126ef32af4e8589786fa0999d0057
Author: sam marshall <s.marshall@open.ac.uk>
Date:   Thu, 19 Nov 2015 19:05:44 +0800
Tag:    v2.9.4

MDL-52226 Forms: max_input_vars problems with advanced checkbox