26.05.2004 (v0.5.4):
	- Fixed: default password incompatibilities
	- Modified: Server listening behaviour
	- Added: Module support for client's packet filtering
	- Modified: client behaviour after unsuccessful connection
	- Fixed: printing ipv6 addresses
	- Added: IP protocol family strict choice: 'ipv4' and 'ipv6'
	- Added: flow control / packet buffering
	- Fixed: signal handling
	- Fixed: client freeze in udp reverse mode with zlib enabled

09.01.2004 (v0.5.3):
	- Added: client password identification (weak)
	- Added: sigint interception and server closing
	- Modified: communication between server and client
	- Added: 'nossl' and 'nozlib' modes
	- Added: zlib support
	- Lightly Modified: verbose mode
	- Modified/Added: help screen and long options support
	
06.12.2003 (v0.5.2):
	- Added: types of realm
	- Added: logging to a file
	- Fixed: major bug in communication between server and client
	- Fixed: deformed packets in udp protocol forwarding
	
04.12.2003 (v0.5.1):
	- Fixed: Some data transfer problems
	- Added: udp protocol tunneling/forwarding
	- Fixed: bug in parsing the config file
	- Improved: making connection between server and client
	- Lightly modified: verbose mode (added double v mode)

23.11.2003 (v0.5):
	- This is the first release
	- There are no known major bugs