Git commits in Moodle 1.9.7 by Pierre Pichet

commit 3e52ba108f52b12df66063494905d2d3768183ad
Author: Pierre Pichet <pichet.pierre@uqam.ca>
Date:   Wed, 25 Nov 2009 04:29:44 +0800
Tag:    v1.9.7

MDL-20960 testing correctly response 0 as not null line 348