Git commits in Moodle 2.1.x by Igor Sazonov

commit 4d85fc8f222348e902ecebf67a61bc9e1be26082
Author: Igor Sazonov <sovletig@yandex.ru>
Date:   Fri, 02 Dec 2011 00:21:07 +0800
Tag:    v2.1.4

MDL-27314 quiz attempts cannot be deleted in separate groups mode.