Developer credits
Git commits in Moodle 2.6.4 by Adrian Greeve
commit 7de5920dd8dd98494df0833e87aa1d1e5d03efcb Author: Adrian Greeve <adrian@moodle.com> Date: Tue, 03 Jun 2014 10:15:09 +0800 Tag: v2.6.4 MDL-44501 mod_data: Only attempt to export files when a file exists.
commit 5be375c3799afeb287b2173748826814e54c0aff Author: Adrian Greeve <adrian@moodle.com> Date: Tue, 13 May 2014 10:29:24 +0800 Tag: v2.6.4 MDL-45512 comments: Added full date to comment details.