* Change spot requests to launch instances
* Nest flask import so that it is not required globally
* Add basic spot fleet support
* IAM Managed Policies
* Better EMR coverage
* Basic KMS support for encrypt/decrypt
* ASG tags
* ContainerInstance handling in ECS
*
* Add basic lambda endpoints
* Support placement for EC2
* Cleanup API versions
* Fix bug with wrong response matches for S3
* mock_s3 and mocks3bucket_path are now the same thing. The server decides
which interface to is being used based on the request Host header. We will
evetually deprecate mocks3bucket_path.
* Basic ECS support
* More Dynamo querying and indexes
* Add Kinesis and ELB tags
* Add JSON responses for EMR
* Fix root instance volume to show up in other EBS volume calls