Totara 2.4.3 is a "snapshot" release containing bug fixes.
Here's the changelog:
Release 2.4.4 (25th June 2013):
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Improvements:
T-10834 Include users with roles from higher contexts as session trainers in Facetoface
T-10743 Added course completion enhancements
T-10702 Show email beside user name when selecting users in dialogs
T-10825 Timezones are now updated on Totara install and upgrade
T-10727 Add bulk uploads using ID number, username or userid in Facetoface
Bug Fixes:
T-10830 Set RTL direction of message body for RTL languages
T-10829 Fixed non-English event names truncation in Facetoface
T-10839 Fixed incorrect URL in Facetoface message footer
T-10838 Fixed Factoface session location in iCal invitations
T-10836 Fixed ID bug when updating notification template in Facetoface
T-10815 Fixes page set up to avoid reports export issues in Audiences
T-10823 Fixed error accessing a course with completion by role configured when a role has been deleted
T-10826 Fixed error when rule sets are updated in Audiences
T-10783 Fixed input boxes boundary in Facetoface session form
T-10686 Fixed exporting of hierarchy frameworks with custom fields
T-10821 Send notifications to users added to Facetoface sessions through text input
T-10818 Fixed participants search in Facetoface
T-9714 Users with create course/program capabilities in a category context can now see category if it is empty
T-10789 Fixed string formatting in Facetoface notifications
T-10819 Fixed userfullname variable replacement in event-driven Program messages
T-10808 Include notifications when duplicating a Facetoface activity
T-10772 Fixed PHP warning message when saving cohorts, courses, and modules with no tag selected
T-10812 Fixed internationalisation issues in Facetoface
T-10804 Fixed issues with filenames names when exporting a report
T-10525 Fixed PHP strict standards errors in Element Library
T-10517 Allow creating an audience without the end date