Aerospace-chatbot

Minor improvements to GUI

Added rerank
Using unstructured to parse instead of langchain default
Added several utility notebooks
In line citations, highlighting for sources
Deleted visualization due to many dependency issues

What's Changed
* Display_debug by dan-s-mueller in https://github.com/dan-s-mueller/aerospace_chatbot/pull/53


**Full Changelog**: https://github.com/dan-s-mueller/aerospace_chatbot/compare/v0.0.9.2...v0.0.9.3

**Full Changelog**: https://github.com/dan-s-mueller/aerospace_chatbot/compare/v0.0.9.1...v0.0.9.2

What's Changed
* Handle_invalid_pdf by dan-s-mueller in https://github.com/dan-s-mueller/aerospace_chatbot/pull/49

**Full Changelog**: https://github.com/dan-s-mueller/aerospace_chatbot/compare/v0.0.9...v0.0.9.1

What's Changed
* Er1_upload_files by dan-s-mueller in https://github.com/dan-s-mueller/aerospace_chatbot/pull/38
* Aws_bedrock_demo by dan-s-mueller in https://github.com/dan-s-mueller/aerospace_chatbot/pull/39
* Gui_surgery by dan-s-mueller in https://github.com/dan-s-mueller/aerospace_chatbot/pull/40
* Refactor_lazy_load by dan-s-mueller in https://github.com/dan-s-mueller/aerospace_chatbot/pull/44
* Overhaul backend and frontend by dan-s-mueller in https://github.com/dan-s-mueller/aerospace_chatbot/pull/45


**Full Changelog**: https://github.com/dan-s-mueller/aerospace_chatbot/compare/v0.0.8.5...v0.0.9