Git commits in Moodle 2.9.0 by Salih Gedik

commit 683f717919703b4a6dbc85b0297d0badee439651
Author: Salih Gedik <salih.gedik@yahoo.com>
Date:   Sun, 12 Apr 2015 09:35:30 +0800
Tag:    v2.9.0-rc2

MDL-49789 mod_book: filter book chapter content