Developer credits
Git commits in Moodle 2.6.0 by Chris Wharton
commit a423acd95c3b51197fd95f7feaa5b77264712a65 Author: Chris Wharton <chrisw@catalyst.net.nz> Date: Thu, 18 Jul 2013 09:44:26 +0800 Tag: v2.6.0-beta MDL-40700 cache: Validate memcache key prefix field