Git commits in Moodle 2.6.7 by Pierre Pichet

commit 26d67aecdf281f661bbe1cd062e0a0a69c2b0de8
Author: Pierre Pichet <pichet.pierre@uqam.ca>
Date:   Fri, 07 Nov 2014 22:54:43 +0800
Tag:    v2.6.7

MDL-48042 Questions: Reset Calculated qtype comments on datasets