
- add deflate parameter to pipe decompressed logs to a pager
- add a CUI and/or a GUI to edit configuration files

- better error handling: create E_* error list and distinguish 
  between errors and warnings
- make virottrc
- make virottmonth (ln -s to virottday and virottweek)

missingok
              If the log file is missing, go on to the  next  one
              without   issuing   an   error  message.  See  also
              nomissingok.

