apply e4ec autodraw rules - fixes #2
improve insufficient material
add status collection
fix 50 moves rule
remove superfluous parenthesis
test pgn reader with TCEC output
handle "normal" variant in pgn reader
test pgn reader with invalid variant
bump version 3.6
forsyth: both players can't be in check, checked player moves first
compute possibly attacked positions from a Piece to speed up threats
experiment parallel piece move search
more check tests
performance tests
dramatically improve performances by fine tuning king safety