Git commits in Moodle 2.4.9 by Tomasz Muras

commit aea324963dfee857315d147bf0c17659bb43991e
Author: Tomasz Muras <tm@enovation.ie>
Date:   Mon, 03 Mar 2014 11:23:44 +0800
Tag:    v2.4.9

MDL-43656 mod_feedback: availablity date logic incorrect