Git commits in Moodle 2.3.2 by M Kassaei

commit 99aaad063e415c6688776fc238af6ef777a0eea0
Author: M Kassaei <m.kassaei@open.ac.uk>
Date:   Fri, 24 Aug 2012 00:58:56 +0800
Tag:    v2.3.2

MDL-35038 quiz reports: document the API changes in 2.3.