Rubicon-ml

changelog

* add support for comments (409, 411, 412, 416)
* log `h2o` model artifacts (415)
* add `h2o` model schemas (413)
* changed run by edgetest-action (406, 414)

breaking

* add support for comments (409, 411, 412, 416)

changelog
* infer nested schema (405)

changelog
* multiple backends refactor (396)
* changes by run-edgetest action (401, 404)
* leverage Dash/Jupyterlab integration directly in `viz` (403)

changelog
* tag experiment parent/child relationships (395)
* changes by run-edgetest action (400)

bugfixes
* `pyarrow` update (399)

changelog
* add rubicon schema support (393)
* changes by run-edgetest action (392)

bugfixes
* json query <, > bugfix (394)

changelog
* support JSONpath queries (386)
* add a simple JSON wrapper (385)
* add typehints to much of the core code (379)
* changes by run-edgetest action (378, 390)

bugfixes
* fix multi-backend error format (384)