Git commits in Moodle 2.9.5 by Russell Smith

commit 257b40c30cba7e4c4122125a791ab5669526deb7
Author: Russell Smith <mr-russ@smith2001.net>
Date:   Tue, 23 Feb 2016 08:48:05 +0800
Tag:    v2.9.5

MDL-53206 caching: Ensure get_many and set_many dereference objects.