[#59] Add support for dateutil.parser dayfirst and yearfirst arguments
The WhoisEntry object should expose a dayfirst and yearfist argument to signify
how the datetime format for the TLD should be parsed by dateutil. The base
WhoisEntry class gives both those fields a value of False. Those are also the
default values dateutil assumes.
{"updated_date": ["14-apr-2008"], "expiration_date": ["14-apr-2009"], "status": ["ok"], "domain_name": ["URLOWL.COM", "urlowl.com"], "creation_date": ["14-apr-2008"]}