Update jwhois to 3.0.1. Changes:
* Command line option to disable content redirection
* Lots of information added to the example configuration file
* IPv6 failover to IPv4
* Option to display redirections instead of hiding them
* Case insensitive hostname matching
* Introduced new host-specific configuration
* Limited support for rwhois
* Support for sending queries through a web interface via external browser
* Ability to rewrite queries before sending to whois server
* Support for whois-servers.net