Update README (#408)

* remove logs

* remove requirements

* Bump version

* Squash

* minor

* switch to http exporter

* docs: refactor README to match langtrace structure and add comprehensive documentation (#407)

Co-authored-by: devin-ai-integration[bot] <158243242+devin-ai-integration[bot]@users.noreply.github.com>

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Co-authored-by: devin-ai-integration[bot] <158243242+devin-ai-integration[bot]@users.noreply.github.com>

Author: karthikscale3