Git commits in Moodle 2.6.4 by Michael Aherne

commit 72fcbcd44423cd1be3bc6a30c1903b6a4640cc65
Author: Michael Aherne <michael.aherne@strath.ac.uk>
Date:   Fri, 09 May 2014 23:19:14 +0800
Tag:    v2.6.4

MDL-45496 core Added space to logged in as line

commit 8257e19b7ab35d79e1ca29c68b2cd3787a8621d3
Author: Michael Aherne <michael.aherne@strath.ac.uk>
Date:   Wed, 16 Apr 2014 19:20:25 +0800
Tag:    v2.6.4

MDL-43669 messaging Enable sending email only from no-reply address