v0.3.17

• pondering
• fixed bug with pv lenght on uci info
• Python: added move_attributes and attacks_from
• added mate_in_4 tests
• make_moves taking a variation
• removed pseudo_legal_move logic
• replace MoveList vec with array
• added magic bitboards for benchmarking (and completeness). Not my own code. Just a rust "port" of C++.
• cargo features to enable release-like configs
• disable piece mobility for low plys