Removed the ApiKeys REST API from Wookie 2.x as this is no longer consistent with the new security model which relies on secrets not being transmitted over HTTP; if admins want to manage keys on the server remotely they need to do so via SSH, VPN etc.

git-svn-id: https://svn.apache.org/repos/asf/wookie/trunk@1576635 13f79535-47bb-0310-9956-ffa450edef68