Prioritized Task List for log4j 1.3

NB: Log4j 1.3 development has been abandoned and no future releases or development are anticipated. See http://logging.apache.org/log4j/1.3/index.html

1. Restore binary compatibility, restore as much source compatibility as needed
2. Locking/threading/synchronization issues
3. Packaging changes
4. Review internal message logging mechanism, too verbose right now
5. Finalize slf4j support: direct or adapter?
6. Documentation - update, get community involved

7. JoranConfigurator review

8. Plugin/PluginRegistery review and implementation

9. Watchdog review and implementation
10. Expression language review
11. Build changes (Maven2, etc)