Version 0.2 (07.06.2020):
  * Notification about every new login via SMTP.
  * Paramter _ALL that matches for all usernames.
  * Support FreeBSD.

Version 0.1 (24.04.2020):
  * Alpha release.
  * Supports only OPEN or CLOSE access modes.
  * Logfile can be define in config file.
  * Supports POSIX groups.
  * Supports debug (verbose) mode.
