Add more sounds

src/FoldableHelp.hs

@@ -13,6 +13,8 @@ module FoldableHelp
 import Data.Foldable
 
 import qualified Control.Foldl as L
+
+
 -- TODO check up whether and how it is necessary to specialise this
 -- | A version of 'minimum' where the comparison is done on some extracted value.
 --   Returns Nothing if the list is empty.