move dbconnection object out of base class and create it for each db access so it can be released
Change location of PropertyService to properties directory
Change MetaCatVersion to MetacatVersion
Create database and shared directories for database management code and shared code respectively.
Added end time to workflow scheduler.
Fix issue where every scheduled job gets the same parameters.
Beef up comments
Workflow scheduler and archiving fixes for TPC workflow engine
Added generic scheduler and workflow scheduling functionality.
Add scheduler and workflow schedule functionality