Update powerdns configuration

This removes lazy-recursion which was removed in 3.3.1

http://doc.powerdns.com/html/changelog.html#changelog-auth-3-3-1

The configuration uses version and include-dir as well now.
Fix powerdns for latest version

Files in latest version use include-dir and have a number of
configuration settings that are similar to the role. So the tasks and
files have been renamed to match and overwrite these.
Remove obsolete powerdns files
Update powerdns role for port settings