anchor.diff:  
           override this.Register (entity, world) =
               let property = propertyFn entity
  -            let bindings = this.Binding (property.Get world, entity, world)
  +            let bindings = this.Bindings (property.Get world, entity, world)
               let world =
                   List.fold (fun world binding ->
                       match binding with
  
positive.code: 
          override this.Register (layer, world) =
              let property = propertyFn layer
              let bindings = this.Binding (property.Get world, layer, world)
              let world =
                  List.fold (fun world binding ->
                      match binding with
  
negative.code: 
          override this.Register (game, world) =
              let property = propertyFn game
              let bindings = this.Bindings (property.Get world, game, world)
              let world =
                  List.fold (fun world binding ->
                      match binding with
  