Cleanup imports after removal of old zoning code

src/Dodge/Render/ShapePicture.hs

@@ -28,7 +28,6 @@ import Dodge.Render.List
 import Dodge.ShortShow
 import Dodge.SoundLogic.LoadSound
 import Dodge.Update.Camera
-import Dodge.Zone
 import Dodge.Zoning
 import Dodge.Zoning.Base
 import Geometry
@@ -40,7 +39,6 @@ import Polyhedra
 import ShapePicture
 import ShortShow
 import Sound.Data
-import qualified Streaming.Prelude as S
 
 singleSPic :: SPic -> SPic
 singleSPic = id