TruLens Eval v0.20.2

What's changed

• Changed bedrock default model to "amazon.titan-text-lite-v1" by @rajib76 in #774
• Documented outstanding tech debt by @piotrm0 in #771

Bug Fixes

• Fix paths to components if an app gets garbage collected by @piotrm0 in #771
• Wrapped openai imports and jupyter notebook related imports in optional contexts by @piotrm0 in #770
• Fix to issubclass by @piotrm0 in #770
• Address issue with select_context where the retriever is hidden by an excluded attribute by @piotrm0 in #768

New contributors

• @rajib76 made their first contribution in #774