[rackspace|queues] Addition of Rackspace Cloud Queues
[rackspace|queues] Fixed some PR comments;  Pass more information to underlying exceptions
[rackspace|queues] Added :rackspace_queues_client_id to tests to make it easier to run; Couple other PR tweaks
[rackspace|queues] fixed broken tests
[rackspace|auto_scale] renamed the model tests to follow fog conventions.
[rackspace|auto_scale] fixed a bug retrieving sub-objects of group.
[rackspace|auto_scale] fixed bug with group_config.update; added save and reload method
[rackspace|auto_scale] added transaction ids to exceptions
[rackspace|auto_scale] added implementation for resume
[rackspace|auto scale] fixed update method on launch config; added save and reload method.
[rackspace|auto_scaling] making policy and web hook model tests pending if mocking
[rackspace|auto_scale] updating policy to have a reference to the group rather than the group_id
[rackspace|auto_scale] fixing formatting
[rackspace|auto_scale] added a save method to policy
[rackspace|auto_scale] added save method to webhook
[rackspace|compute_v2] removing parent requirement from new method as it prevents us from creating metadata on new servers.
[rackspace|auto_scale] adding autoscale examples
refactors get_object_https_url request, adds temp_signed_url method to file class
adapts aws method signatures for temp url generation
[rackspace|auto_scale] fixing formatting and documentation; updated collections to pass along dependent parent models