Cleanup

src/Dodge/Tree/GenerateStructure.hs

@@ -5,11 +5,10 @@ A /trunk/ refers to the successive first nodes in lists of children.
 -}
 module Dodge.Tree.GenerateStructure
     where
-import Dodge.RandomHelp
+import RandomHelp
 
 import Data.Tree
 import Control.Monad.State
-import System.Random
 {- Single branched tree (a trunk).  -}
 treePath :: Int -> Tree ()
 treePath 0 = Node () []