This thread is closed.
The information is now held on the community wiki at https://help.ubuntu.com/community/Bi...toryLocalUsers
Thank you for your thread and the work you have done in keeping it current and of use to the community.
A thread for discussion of the wiki can be found at http://ubuntuforums.org/showthread.php?t=2012420
Support threads regarding the wiki and it's content should be created in a suitable forum.