Users with messages (and messages) are only included in SITEID backup. Bug 5658. (http://moodle.org/bugs/bug.php?op=show&bugid=5658)
Users with messages (and messages) are only included in
SITEID backup. Bug 5658.
(http://moodle.org/bugs/bug.php?op=show&bugid=5658)

Merged from MOODLE_16_STABLE

dilawar/moodle