george/prediction_tracker: Manage and score predictions on arbitrary topics. @ b57232b7700892c880d532617d1fdc79822c6a99

George C. Privon 8f0010e0e3 fix promopt wording for updating predictions		пре 6 година
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create_database.rkt	976166a797 improve require formatting	пре 6 година
scoring_rules.rkt	7d3b4d3c4a type annotations, more appropriate computation of log score	пре 6 година
update_predictions.rkt	8f0010e0e3 fix promopt wording for updating predictions	пре 6 година