[rackspace|queues] adding examples create queue, delete queue, and post message
[rackspace|queues] adding id alias for identity; fixed bug in message#identity that returned the id along with the claim_id query string; removed redundant code.
[rackspace|queues] adding more examples
Merge branch 'master' of github.com:fog/fog into queue_examples
[rackspace|queues] fixing examples
Merge pull request #2404 from rackspace/queue_examples

[rackspace|queues] adding examples for rackspace queues