defaults are set when the param is not passed
Fix: tags implementation was defective
each_with_index makes it more concise
reverting back. tags is a hash
Jsonify all OS orchestration requests.

Updates the Orchestration request method so that *all* request
bodies with JSON responses get converted to JSON.

The previous code failed to convert some HTTP 2xx responses to
JSON.
Fix orchestration request status codes.

Make the OpenStack Orchestration return codes match what
actually gets returned from Heat.
Merge pull request #2208 from restebanez/aws_autoscaling/fix-group-creation

Aws autoscaling/fix tag assignment
Merge pull request #2212 from dprince/orchestration_fixes

OpenStack Orchestration fixes
[vSphere] Support datacenters that are located below folders not in root folder
Merge pull request #2186 from grimme-atix-de/dc_subfolder

[vSphere] Support datacenters that are located below folders not in root...
OpenStack orchestration update_stack fixes.

The update_stack call requires an ID and NAME to be included in
the URL of the PUT request.

See API docs here:

  http://api.openstack.org/api-ref-orchestration.html
Merge pull request #2213 from dprince/orchestration_fix_update

OpenStack orchestration update_stack fixes.
[rackspace|blockstrage] fixed mock error
Merge pull request #2215 from ehowe/fix_rackspace_mocks

[rackspace|blockstrage] fixed mock error
[vcloud_director] New & refactored XML generators.
[vcloud_director] Add #create to medias collection.
Merge pull request #2217 from nosborn/vcloud_director_media_upload

[vcloud_director] Enable media uploading