Blendsql

What's Changed
This release only updates the model caching capability.

- Close 8, solving some `diskcache` model caching bugs
- Add `caching` boolean argument to `Model` class (d7deeea)
- Allows user to toggle caching behavior on/off
- Test cases for caching (9d15c57)

Full Changelog: https://github.com/parkervg/blendsql/compare/v0.0.12...v0.0.13

What's Changed
- Rename ``LLM`` to ``Model`` (259a32e)
- Now, import is `from blendsql.models import Model`
- Adding disckache cache for Model predictions (3c757a7)
- If the model class and the arguments passed to `predict()` are identical to something in cache, just return, don't process it again
- Better documentation, examples showing new ingredient integration (7a65153)

Full Changelog: https://github.com/parkervg/blendsql/compare/v0.0.11...v0.0.12