removed classlisteditor3 and homeworkseteditor3 from %showeditors
Merge pull request #31 from goehle/pstaabp-ww3-feature/redirect

Deliver Dancer Via Apache/CGI
fixed bugs associated with session data and YAML.
Missing $ on Directory for webwork3 configuration
deleting references to the old Homework Manager and Classlist manager.  This interfered getting to the library browser.
Created a link back to ww2.
Added code to update the timestamp in the course_key db.