Totara 2.5.4 is a "snapshot" release containing bug fixes and improvements.
Here's the changelog:
Release 2.5.4 (24th December 2013):
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New features:
T-9788 Added "Program enrollment date" event to the program completion criteria options
Improvements:
T-11669 Made the "Date Created" field editable for learning plans
T-11703 Expanded help relating to course and program visibility
T-11708 Added new optional column "preferred language" to reportbuilder user report source
Bug Fixes:
MDL-34481 Ensure that completion is recalculated on next cron run following changes to completion settings
T-11725 Backport MDL-43019 to fix IE11 crashes in SCORM
T-11231 Fixed an issue with certification completion records missing if user is unassigned
T-11695 Program report source now conforms to audience visibility
T-11705 Fixed potential call to nonexistent function while updating program assignments
T-11719 Fixed broken appraisal activation when secondary or aspirational positions are used
T-11659 Fixed "Goal Assignments" title duplication when assigning a position, organisation or audience
competency to a goal
T-11707 Fixed "Assigned Goals" section duplication when adding goals and competencies to an organisation
T-11607 Fixed dates when importing certifications using the historic import
T-11710 Fixed the "CC managers" setting for facetoface notifications
T-11245 Removed hover style in list of courses/programs
T-11688 Removed link to blogs when they are disabled
T-11684 Certification completion date is now used for expiry and recertification window calculations
T-11702 Minor fixes related to visibility of programs and certifications
T-11713 Fixed completion import when certification shortname contains an ampersand
T-11674 Fixed user profile date fields being set to 1970 when disabled
T-11629 Fixed emails not being sent when manually resolving Program exceptions
T-5879 Fixed typos in English strings in 360 Feedback, Audiences, and Hierarchy
T-11731 Fixed broken certification unit tests in MySQL with sql_auto_is_null setting enabled