catull catull

## transcript
scala> class Bippy(xs: List[Int]) extends improving.TypesafeProxy(xs) { def isEmpty = true }
defined class Bippy

scala> val bippy = new Bippy(1 to 10 toList)
bippy: Bippy = List(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)

scala> bippy.slice(3, 7)
[proxy] $line4.$read.$iw.$iw.bippy.slice(3, 7)
res1: List[Int] = List(4, 5, 6, 7)
	scala> class Bippy(xs: List[Int]) extends improving.TypesafeProxy(xs) { def isEmpty = true }
	defined class Bippy

	scala> val bippy = new Bippy(1 to 10 toList)
	bippy: Bippy = List(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)

	scala> bippy.slice(3, 7)
	[proxy] $line4.$read.$iw.$iw.bippy.slice(3, 7)
	res1: List[Int] = List(4, 5, 6, 7)