* Add client assume role functionality
* Add assume_role to component.yaml files
* Update image to personal
* Update input to force NoneType on empty
* Update integration test setup with assumed role
* Add assume role integration test
* Update boto session to use refreshing credentials
* Update assume role relax trust relationship
* Add check for defined assumed role name
* Add processing assume integ test
* Add assume role unit test for main methods
* Add assume_role to all READMEs
* Update session to use AssumeRoleProvider
* Remove region from child calls to session
* Fix extra region_name in test
* Update assume role processing integ test name
* Add processing integ test to list
* Update assumed role to remain if not generated
* Update license version
* Update image tag to new version
* Add new version to Changelog
* don't use aws-secret and update readme for sample pipelines
* Addressed comments on PR and few more readme changes
* small changes to readme
* nit change
* Address comments
* construct channel input using json.dumps()
* remover data_location parameters
* add changelog
* Update version in license file and small changes to readme
* Added Spot Instance Support
* Fixed missing output configuration
* Added spot instance support to example pipelines
* Updated image to new repository
* Add components for workteam and Ground Truth, minor update for HPO and train, add sample pipeline demo for workteam and GT, update images
* Minor style fixes
* Address PR comments
* Refactor for new folder structure
* add HPO component and sample pipeline usage
* Update Dockerfile to include HPO component
* Update docker image used in hpo component
* Update HPO readme, make HPO job name required, allow empty string for int params, reintro some default values
* Resolve a couple todos
* Add Dockerfile for HPO and update docker image used in HPO component
* Add Dockerfile for HPO