Developer credits
Git commits in Moodle 3.0.3 by Russell Smith
commit a8ee2c885d37e33e49cab61332fc8f1f97fd1a08 Author: Russell Smith <mr-russ@smith2001.net> Date: Tue, 23 Feb 2016 08:48:05 +0800 Tag: v3.0.3 MDL-53206 caching: Ensure get_many and set_many dereference objects.