v.0.2.0

Additions :

• support for Falcon40B
• support for Llama2

Fixes

• Fixed issues with Flan-xl and flan-xxl code.
• added region_name parameter to AmazonKendraRetriever

Changes

• Modified readme
• upgraded langchain to 0.0.263

New Contributors

• @3coins made their first contribution in #14
• @ysekiy made their first contribution in #6
• @JGalego made their first contribution in #8
• @shinglyu made their first contribution in #21
• @hako884 made their first contribution in #27
• @kmanuwai made their first contribution in #28
• @manikajay made their first contribution in #30
• @MithilShah made their first contribution in #33

Full Changelog: https://github.com/aws-samples/amazon-kendra-langchain-extensions/commits/v.0.2.0