first cut - configuring firewall edgegateway service
posting xml to configure nat service
adding optional fields for nat and firewall service
[vcloud_director] Expose URLs in method docs.
[vcloud_director] Add post_instantiate_vapp_template request.
Merge pull request #2255 from nosborn/vcloud_director_instantiate_vapp_template

[vcloud_director] Add post_instantiate_vapp_template request.
[vcloud_director] Improve support for query service.
Merge pull request #2256 from nosborn/vcloud_director_queries

[vcloud_director] Improve support for query service.
[vcloud_director] Raise provider-specific exceptions.

HEADS UP: This is a breaking change for anyone rescuing Excon errors.
Add Atmos meta_data request and file_size
configuring load balancer service
vcloud_director customization syntax Fix: extra comma was preventing to set the status correctly
element type is not required , when href is provided
renamed service post method according to documentation
[vcloud_director] Remove extraneous :
[AWS|SQS] Fix iam credentials not being refreshed
Merge pull request #2258 from fcheung/fix_sqs_credential_renewal

[AWS|SQS] Fix iam credentials not being refreshed
Merge pull request #2257 from tobyhede/master

Various atmos enhancements around file meta-data
remove instantiate_vapp_template helper dependencies
require vdc_id as a instantiate_vapp_template param
remove unnecessary helper
- make tags model to use post_undeploy_vapp
- fix syntax error in post_undeploy_vapp method
- remove post_vm_metadata