Developer credits
Git commits in Moodle 3.0.0 by Andrew Davidson
commit 890e1641792b87c401adf12e1cfdf3a6215fa23d Author: Andrew Davidson <andrew.davidson@synergy-learning.com> Date: Wed, 08 Apr 2015 17:05:08 +0800 Tag: v3.0.0-beta MDL-49787 email: Updated email attachement path check to use realpath() in order to allow for symlinked temp directories