Zen-mapper

Change

- Added support for python 3.10
- Mark python 3.10 as the minimum version.

Added

- overlay for nixpkgs
- template flake

Fixed

- `width_balanced_cover` no longer panics if it is given integer data

Change

- Mark python 3.11 as the minimum version. It already was the minimum version, it was just mislabeled.

Removed

- Removed unused `.python-version` file

Fixed

- Removed spurious logging about looking for simplices

Fixed

- sklearn adapter no longer panics if it has empty clusters

Added

- `vertices` parameter added to `simplex` and `komplex`
- `to_networkx` adapter for `komplex`

Changed

- `simplex` now extends `tuple[int,...]`