VERSION         DESCRIPTION
-----------------------------------------------------------------------------
0.3           - Added PPP (LINUX_SLL) support
              - Patches from Leo Costela:
                - added Start_Command, Stop_Command, Cmd_Timeout directives,
                  allowing a single door to open and then close after a
                  timeout period
                - knockd now re-reads config when a HUP is received
                - multiple protocols supported on a per-port basis
0.2.1         - Bugfix for TCP flag discrimination
0.2           - Fixed the zombie process problem
              - Added patch from Leo Costela:
                - PidFile configuration directive
                - support for specific TCP flags
0.1           - Initial release
