Added
- `transformations` api client, which allows the creation, deletion, update, run and retrieval of transformations.
- `transformations.schedules` api client, which allows the schedule, unschedule and retrieval of recurring runs of a transformation.
- `transformations.notifications` api client, which allows the creation, deletion and retrieval of transformation email notifications.
- `transformations.schema` api client, which allows the retrieval of the expected schema of sql transformations based on the destination data type.
- `transformations.jobs` api client, which retrieves the status of transformation runs.