Created TestingTools for static methods.
Merge branch 'NearAnotherStone' into orego8
Commented NearAnotherStone.
DOES NOT COMPILE. Modified RawPlayoutSpeed to use new features, but need Disjunction.
Created Disjunction feature.
Clearing the board now clears observers.
Made a method public in CoordinateSystem and changed how NearAnotherStone works. It now works by precalculating the points that are near each point on board for quick access later.