[AWS] add modify_vpc_attribute
[AWS] add modify_vpc_attribute
[vcloud_director] tests become pending not failing on absense of testable resources
Merge pull request #2388 from estonfer/modify_vpc_attribute

[AWS] Modify vpc attribute
adding spot price to launch configurations
Add IAMInstanceProfile support to launch configs
Merge pull request #2389 from alphagov/vcloud_director_model_test_fixes

[vcloud_director] tests become pending on absence of testable resources
[rackspace|queues] adding examples create queue, delete queue, and post message
[rackspace] fixing broken tests caused by bad helper
Merge pull request #2393 from rackspace/test_fix7

[rackspace] fixing broken tests caused by bad helper
Improve support for VPC Security Groups in RDS

* Ensures create_db_instance passes VPC args onwards
* Bumps API version so that VPC results are returned in describe calls
Merge branch 'rds_vpc_security_groups'
[aws] Implement missing mocks for Route 53

Enable the tests
add in 'AssociatePublicIpAddress' to launch configuration creation
[aws|storage] warn/load unf as needed
Merge pull request #2392 from restebanez/auto_scaling/add_spot_price_to_launch_configuration

AWS AutoScalying/adding spot price to launch configurations
Merge pull request #2387 from maestrodev/aws-dns-mock

[aws] Implement mock for Route 53 list_resource_record_sets
Merge remote-tracking branch 'upstream/master'

Conflicts:
	lib/fog/aws/parsers/auto_scaling/describe_launch_configurations.rb
Add IAMInstanceProfile support to launch configs
Improve support for VPC Security Groups in RDS

* Ensures create_db_instance passes VPC args onwards
* Bumps API version so that VPC results are returned in describe calls