Graphistry

Added

* Docs: [umap_learn tutorial notebook](https://github.com/graphistry/pygraphistry/blob/master/demos/demos_databases_apis/umap_learn/umap_learn.ipynb)

Added

* Docs: Sharing control [demos/more_examples/graphistry_features/sharing_tutorial.ipynb](https://github.com/graphistry/pygraphistry/blob/master/demos/more_examples/graphistry_features/sharing_tutorial.ipynb)

Added
* Feature: global `graphistry.privacy()` and compositional `Plotter.privacy()`
* Docs: How to use `privacy()`

Changed

* Docs: Start removing deprecated 1.0 API docs

Fixed

* Fix: NetworkX 2.5+ support - accept minor version tags

Fixed

* Fix: igraph `.plot()` arrow coercion syntax error (https://github.com/graphistry/pygraphistry/issues/257)
* Fix: Lint duplicate import warning

Changed

* CI: Treat lint warnings as CI failures

Added
* Infra: Add CI stage that installs and tests with minimal core deps (https://github.com/graphistry/pygraphistry/issues/254)

Fixed
* Fix: Core tests pass with minimal install dependencies (https://github.com/graphistry/pygraphistry/issues/253, https://github.com/graphistry/pygraphistry/issues/254)