Totara 2.2.2 is another "snapshot" release - containing bug fixes and improvements. Here's the changelog:

Release 2.2.2 (29 August 2012):
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Database upgrades:
    T-9891      Fix error preventing upgrades from 1.1 to 2.2.1 when dynamic cohorts
                have rules based on user customfield textareas
    T-9674      Fixed html link in Face To Face "request approval" alerts for managers

New features:
    T-9804      Initial install of Arabic, Chinese, Dutch, English (US), Finnish,
                French, German, Hebrew, Hungarian, Italian, Japanese, Polish,
                Portuguese (Brazilian), Spanish (Castilian), Spanish (International),
                Swedish and Thai language packs

Improvements:
    T-9804      Additions to standard English language pack
    T-9876      Update GPL license to v3+
    T-9872      Convert program/course icon pulldown into dialog-based icon picker

Bug fixes:
    T-9830      Prevent delete of Miscellaneous (or last remaining) Course Category
    T-9865      Fix courses without course completion not showing in
                Audiences "Enrolled Learning" tab dialog
    T-9870      Fix PHP warnings in reports containing non-user profile custom fields
    T-9864      Fix PHP notice when adding filters to User report
    T-9863      Fix PHP warnings when using noblocks layout with customtotara theme
    T-9883      Remove unnecessary scrollbar in dialogs
    T-9882      Add horizontal scrollbar to very wide reports
    T-6080      Fixes to element library links
    T-9712      Add custom totaratheme to standard list of plugins
    T-9866      Remove icons from Quicklinks block
    T-9849      Fix incorrect number of programs displayed in a category
    T-9805      Fix redirect to Course Catalog program view after deleting a program
    T-9846      Fix handling of Programs when deleting a Course Category
    T-9826      Fix dialog in Program Management when resolving exceptions
    T-9763      Fix Program access for users assigned via management hierarchies
    T-9712      Remove all remaining deprecated Moodle and jQuery function calls in Totara code
    T-9792      Add additional info to INSTALL.txt about PHP configuration variables
    T-6072      Clarify upgrade procedure in UPGRADE.txt

Simon