* bf curricula
* modulo grid curricula
* minor changes to how difficulty is stored
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Co-authored-by: Andreas Koepf <andreas.koepf@provisio.com>
* math prompt improvements
* ignore brackets in complex_arithmetic results
* improve additional instruction in prompt of polynomial_equations
* more strict tests for score_answer in polynomial_equations
* simplify special reward handling
* fix test_intermediate_integration
* fix sokoban dataset
* add common dataset score_answer consistency test
