Dsdk

Require updated pip.

Models must be pickled dictionaries with metadata:

- name
- version

Models must be pickled dictionaries with metadata:
- name
- version

Release has broken tests: pre-commit isort is behind changes to pip and setuptools.

Log exceptions, then raise.

Update logging handler for stderr to report time.

Add schema as a configuration parameter for persister: postgres and mssql.

Users remove the ./postgres/schema.sql asset and set the schema in the configuration and secrets.env.

Added asset traversal and traversal test for use by persister.dry_run. Log info for each path in asset.

Remove skip parameter from dry_run call.