Clean up language extension pragmas - align, remove unused pragmas

Author: sergv

src/Streaming/Internal.hs

@@ -1,12 +1,11 @@
-{-# LANGUAGE BangPatterns #-}
-{-# LANGUAGE CPP #-}
-{-# LANGUAGE DeriveDataTypeable #-}
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GADTs #-}
+{-# LANGUAGE BangPatterns          #-}
+{-# LANGUAGE CPP                   #-}
+{-# LANGUAGE FlexibleInstances     #-}
+{-# LANGUAGE GADTs                 #-}
 {-# LANGUAGE MultiParamTypeClasses #-}
-{-# LANGUAGE RankNTypes #-}
-{-# LANGUAGE ScopedTypeVariables #-}
-{-# LANGUAGE UndecidableInstances #-}
+{-# LANGUAGE RankNTypes            #-}
+{-# LANGUAGE ScopedTypeVariables   #-}
+{-# LANGUAGE UndecidableInstances  #-}
 
 module Streaming.Internal (
     -- * The free monad transformer

src/Streaming/Prelude.hs

@@ -47,15 +47,11 @@
 > --------------------------------------------------------------------------------------------------------------------
 >
 -}
-{-# LANGUAGE BangPatterns #-}
-{-# LANGUAGE CPP #-}
-{-# LANGUAGE DeriveDataTypeable #-}
-{-# LANGUAGE DeriveFoldable #-}
-{-# LANGUAGE DeriveFunctor #-}
-{-# LANGUAGE DeriveTraversable #-}
-{-# LANGUAGE RankNTypes #-}
+{-# LANGUAGE BangPatterns        #-}
+{-# LANGUAGE CPP                 #-}
+{-# LANGUAGE RankNTypes          #-}
 {-# LANGUAGE ScopedTypeVariables #-}
-{-# LANGUAGE TypeFamilies #-}
+{-# LANGUAGE TypeFamilies        #-}
 
 module Streaming.Prelude (
     -- * Types