lots of perf changes.  Using more memory to avoid redundant comps.  Bigs ones are maintaining the empty_intersections list and using a bool[] for the bitmask.  Fix to randomAction where it was appling move that may have still been excluded.  Logic fixes to the eye/false eye thing.  isSuicide in lined
Merge branch 'master' of https://github.com/cincinnatusc123/go