Pass all domains through encode('idna') in NICClient
This makes sure that non-ascii domains will be properly encoded in punnycode
before sending the whois query to the server.
{"updated_date": ["04-jun-2008"], "expiration_date": ["29-apr-2009"], "status": ["clientDeleteProhibited", "clientTransferProhibited", "clientUpdateProhibited"], "domain_name": ["REDDIT.COM", "REDDIT.COM"], "creation_date": ["29-apr-2005"]}