Expose fewer modules

byg/app/Main.hs

@@ -2,7 +2,7 @@ module Main where
 
 import Byg.Types (Dependency)
 import qualified Byg.DependencyRunner as DR
-import qualified Byg.Types.Dependency as D
+import qualified Byg.DependencyFormatter as DF
 import Byg.DependencyGenerator (evalDepGenM)
 
 import SiteGenerator (generateSite)
@@ -21,6 +21,6 @@ main = do
       ((), filesWritten) <- DR.runDepRunMIO $ DR.runDeps dependencies
       putStrLn ("Files which could have been written: " ++ show filesWritten)
     ["tree"] ->
-      T.putStr $ D.formatDependencyTrees dependencies
+      T.putStr $ DF.formatDependencyTrees dependencies
     _ ->
       error "unexpected arguments"