Adds openstack_region parameter to OpenStack Identity Service
Add AssumeRoleWithSAML support for AWS
Ensure that if the aws credentials requests requiring the signature fail
Fix link to documentation
Fix code style
Add simple test
Moved Ecloud to a modular gem
Accept any 2xx status from head_containers.
Merge pull request #3292 from smashwilson/openstack-storage-expects

Accept any 2xx status from head_containers.
add github release to changelog task

prevents forgetfulness...
closes #2644
Merge pull request #3290 from plribeiro3000/remove_ecloud

Moved Ecloud to a modular gem
Merge pull request #3191 from switch-ch/master

Adds openstack_region parameter to OpenStack Identity Service
Moved StormOnDemand to its own gem
[AWS|Storage] make s3 IO based uploads retryable again

requires that excon be updated to support retrying request_block based requests
Merge pull request #3293 from plribeiro3000/remove_storm_on_demand

Moved StormOnDemand to its own gem
Moving Rackspace logic to fog-rackspace
[opennebula] lazily require opennebula gem

closes #3295
Merge pull request #3291 from rackspace/nix-rax

Coordination Needed: Moving Rackspace logic to fog-rackspace
[storage|aws] more redirect tweaks
[aws|auto_scaling] Add PlacementTenancy attribute for launch configuration