Git commits in Moodle 2.8.x by Pierre Pichet

commit f6fd6787d12f16e823ccec3f190c239f0fb4ac48
Author: Pierre Pichet <pichet.pierre@uqam.ca>
Date:   Fri, 07 Nov 2014 22:54:43 +0800
Tag:    v2.8.2

MDL-48042 Questions: Reset Calculated qtype comments on datasets