Excise streaming

src/Picture/Data.hs

@@ -9,7 +9,6 @@ import Control.Lens
 import Data.Aeson
 import Data.Aeson.TH
 import Geometry.Data
-import Streaming
 
 data Verx = Verx
     { _vxPos :: !Point3
@@ -52,8 +51,6 @@ textNum = ShadNum 3
 arcNum = ShadNum 4
 ellNum = ShadNum 5
 
-type Picture' = Stream (Of Verx) IO ()
-
 type Picture = [Verx]
 
 flatV2 :: V2 a -> [a]