Remove section-wide indentation

src/Dodge/Data/SelectionList.hs

@@ -29,11 +29,8 @@ data SectionCursor = SectionCursor
 
 data SelectionSection a = SelectionSection
     { _ssItems :: IntMap (SelectionItem a)
---    , _ssMinSize :: Int
     , _ssOffset :: Int
     , _ssShownItems :: [Picture]
-    , _ssIndent :: Int
-    , _ssDescriptor :: String
     }
 
 type IMSS a = IntMap (SelectionSection a)