ArcadePhysics.separate doesn't pass over to seperateX/Y if overlapOnly is true (fix #604)
ArcadePhysics.collideSpriteVsSprite checks if both objects have bodies before processing.
ArcadePhysics.Body now checks the ArcadePhysics.World bounds, not the game bounds.
ArcadePhysics.Body has reverted to the 1.1.3 method of preUpdate, so you can now position sprites with x/y, drag them, etc, regardless of the Body.moves flag (issue #606)
ArcadePhysics.World now has setBounds and setBoundsToWorld methods, which are called automatically on world resizing.
ArcadePhysics.Body no longer sets the offset to match the anchor.