Git commits in Moodle 1.8.0 by mchurch

commit 7c4b621a2051fc5bdc769f2372a468411e65150e
Author: mchurch <mchurch>
Date:   Wed, 17 Jan 2007 07:02:07 +0900
Tag:    v1.8.0

Fixing bug where quizzes from 1.4 will lose their answers when upgraded to later versions. Fixes MDL-8207.