Git commits in Moodle 2.9.3 by Daniel Kosinski

commit 68bd2b313265af0c0b143caaf4e3e76102bf9377
Author: Daniel Kosinski <de.kosinski@gmail.com>
Date:   Fri, 27 Feb 2015 04:42:53 +0800
Tag:    v2.9.3

MDL-46705 admin: Check if course with same shortname already exists