* Add received header, describing the conversion.

* Add mailer flags (8BITMIME etc.)

* Tune the logging.

* Add spooling capabilities.

* Add duplicate target fields in configuration with wanted and
  also with acceptable values.

* Look into the message structure, check for shortcuts.

* Add handling of AppleSingle/AppleDouble files.

* Add capability to convert between AppleSingle/AppleDoube/BinHex.

* Objectify the message structure.

* Tune the syntax of the configuration file.

* Add a hand built lexer.

* Add more functionality to helper, the program to visualize the changes 
  needed in sendmail.cf for integrating emil with sendmail.

* Add load or virtual memory check and possibly suspend working
  waiting for more resources to become available.
