Git commits in Moodle 2.7.8 by Salih Gedik

commit 70bd53733264f85dbbf47da35440aed8a24fa6b5
Author: Salih Gedik <salih.gedik@yahoo.com>
Date:   Sun, 12 Apr 2015 09:35:30 +0800
Tag:    v2.7.8

MDL-49789 mod_book: filter book chapter content