* Update docker images and minor refactoring
* Update image tag, bug fixes, remove unneeded imports
* Revert to using image version, use origin batch transform output method
* Forgot to save 2 changes
* 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