Git commits in Moodle 1.9.15 by Dan Marsden

commit 1958705818ffaeb2312ea3b28f5d602c92fac5e7
Author: Dan Marsden <dan@danmarsden.com>
Date:   Wed, 16 Nov 2011 05:50:55 +0800
Tag:    v1.9.15

SCORM MDL-25757 fix for saving of duplicate CMI values - thanks to Evan Irving-Pease for the patch