Convert NoAnswer exception to the new DNSException style.
Convert NoAnswer exception to the new DNSException style.

str() for paramerized exceptions returns string like:
The DNS response does not contain an answer to the question: localhost. IN URI

leeclemens/dnspython,tomlanyon/dnspython,fjxhkj/dnspython,preo/dnspython,rcorrieri/dnspython,Abhayakara/dnspython,cluck/dnspython,tow/dnspython