Git commits in Moodle 2.9.5 by Adam Olley

commit 26685f13a0989a5723d8128aaa83fdcfd896beda
Author: Adam Olley <adam.olley@netspot.com.au>
Date:   Wed, 03 Feb 2016 19:58:44 +0800
Tag:    v2.9.5

MDL-52983 excel output: avoid single quote on end of sheet name