Update README.md

scoring/README.md

 # Local Submission Scoring
 
 The files in this repo are supposed to help you score your agents behavior locally.
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 **WARNING**: This is not the actual submission scoring --> Results will differ from the scores you achieve here. But the scoring setup is very similar to this setup.
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 **Beta Stage**: The scoring function here is still under development, use with caution.
 
 ## Introduction