added ability to read the regions available in ultradns
added ability to read directional pools and records in ultradns
added ability to read directional groups in ultradns
fixed toString on ultra domain objects
Merge pull request #1498 from jclouds/ultradns-directional-readonly

Ultradns directional readonly
Identity support for openstack-reddwarf
Adds basic plumbing that will allow adding support for openstack-reddwarf and rackspace clouddatabases as per https://github.com/jclouds/jclouds/issues/1475