* Add model management functionality for local caches
This commit introduces a set of command-line utilities for managing MLX models downloaded and saved locally in Hugging Face cache. The functionalities include scanning existing models, retrieving detailed information about a specific model, and deleting a model by its name.
* Added mlx_lm.model to setup.py
* nits
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Co-authored-by: Awni Hannun <awni@apple.com>
