Git commits in Moodle 2.7.1 by Adrian Greeve

commit ab59b7db7166414868cf6b0f541c90db014efc5d
Author: Adrian Greeve <adrian@moodle.com>
Date:   Tue, 01 Jul 2014 13:46:25 +0800
Tag:    v2.7.1

MDL-46201 events: Sanitization of username before returning the description.

commit 0a1f0c4b1fd9385ba184f9f35a03295a06b12c07
Author: Adrian Greeve <adrian@moodle.com>
Date:   Tue, 03 Jun 2014 10:15:09 +0800
Tag:    v2.7.1

MDL-44501 mod_data: Only attempt to export when a file exists.

commit 556a760d0cb24fedc7151f08a7a1ede5e5825276
Author: Adrian Greeve <adrian@moodle.com>
Date:   Tue, 13 May 2014 10:29:24 +0800
Tag:    v2.7.1

MDL-45512 comments: Added full date to comment details.