Git commits in Moodle 2.9.4 by Bence Laky

commit 597b71cf555ee3dd5cb616b3c9e14d2e03846754
Author: Bence Laky <b.laky@intrallect.com>
Date:   Thu, 12 Nov 2015 18:21:39 +0800
Tag:    v2.9.4

MDL-42571 assignfeedback_editpdf: Fixed second PDF view