Version 0.2.2 - Changed source code to compile without warnings
                with gcc 4.2; changed comments to /* */ instead of //
Version 0.2.1 - Now there is a avrprog.conf file to handle the
                parallel port address. A normal user can't write
		to a port that is not allowed
Version 0.2.0 - Added config file to handle devices signature bits
                Now it is easy to put more signatures
Version 0.1.0 - first testing version
