Git commits in Moodle 2.3.3 by Davo Smith

commit cd2a0bf71557b4fa525a0644bc2b9f61d22a7c7b
Author: Davo Smith <git@davosmith.co.uk>
Date:   Wed, 03 Oct 2012 15:46:55 +0800
Tag:    v2.3.3

MDL-35288 drag and drop upload - adjust error message text when attempting to upload a folder