Cleanup warnings

src/Dodge/Config/Data.hs

@@ -14,11 +14,8 @@ module Dodge.Config.Data (
     ) where
 
 import Data.Aeson
-import Foreign.C.Types
 import GHC.Generics
-import qualified GHC.Int
-import qualified SDL
-import System.Directory
+--import System.Directory
 import Control.Lens
 
 data Configuration = Configuration
@@ -39,6 +36,7 @@ instance ToJSON Configuration where
 
 instance FromJSON Configuration
 
+defaultConfig  :: Configuration
 defaultConfig = Configuration
     { _volume_master        = 1
     , _volume_sound         = 1