Updated BA definition
whois.nic.cz crashes when nsset node has the same ID of a contact
Prepend case_ prefix
Ruby 2.0.0!
whois.register.com fails to parse name servers in some cases (GH-207)

Thanks @stormsilver
Update dependencies
whois.nc crashes when the address is missing the state
Always require the Base adapter
Deprecate Whois::Client#query
Replace custom variables with subject
Whois::Record#respond_to? doesn't recognize property? methods
Replace property flags with constants
Renamed Whois::Record#property_supported? and Whois::Record::Parser#property_supported?
Rename property accessors
Fix bug where the parser delegates the methods to properties
Make the errors more generic, use attribute instead of property
Add specs for Whois::Record::Parser#respond_to?
User described_class instead of klass
Update development dependencies
Release 3.0