Git commits in Moodle 2.3.8 by Rossiani Wijaya

commit 919a40f31c5822ddc78288f5b1b5e80357649adf
Author: Rossiani Wijaya <rwijaya@moodle.com>
Date:   Tue, 28 May 2013 12:31:18 +0800
Tag:    v2.3.8

MDL-39546 Lesson module: removed duplicate to decode special characters

commit de42137285ad928446ca6c11846978372c79e466
Author: Rossiani Wijaya <rwijaya@moodle.com>
Date:   Mon, 27 May 2013 16:26:09 +0800
Tag:    v2.3.8

MDL-39546 Lesson module: fixed matching question issues