upgrade script for user confs, needs to be updated every time user configs change
Lotsa changes, one commit, bad bad developer

  * Added new user config variables
  * Added config migration script for postinst
  * Added logging levels (0=normal,1=verbose)
  * Reminders at 2hr and 1hr marks for daily max limits
  * Global defaults has new NO_ACTIONS flag for dry-run testing
  * Sane handling of defaults for broken user configs