remove some unneeded CPP pragmas

hledger-lib/Hledger/Data/Amount.hs

@@ -40,7 +40,7 @@ exchange rates.
 
 -}
 
-{-# LANGUAGE CPP, StandaloneDeriving, RecordWildCards, OverloadedStrings #-}
+{-# LANGUAGE StandaloneDeriving, RecordWildCards, OverloadedStrings #-}
 
 module Hledger.Data.Amount (
   -- * Amount

hledger-lib/Hledger/Data/Types.hs

@@ -1,4 +1,4 @@
-{-# LANGUAGE CPP, DeriveDataTypeable, StandaloneDeriving, DeriveGeneric, TypeSynonymInstances, FlexibleInstances, OverloadedStrings #-}
+{-# LANGUAGE DeriveDataTypeable, StandaloneDeriving, DeriveGeneric, TypeSynonymInstances, FlexibleInstances, OverloadedStrings #-}
 {-|
 
 Most data types are defined here to avoid import cycles.

hledger-lib/Hledger/Reports/ReportOptions.hs

@@ -1,4 +1,4 @@
-{-# LANGUAGE CPP, RecordWildCards, DeriveDataTypeable #-}
+{-# LANGUAGE RecordWildCards, DeriveDataTypeable #-}
 {-|
 
 Options common to most hledger reports.

hledger-lib/Hledger/Utils/Debug.hs

@@ -1,4 +1,4 @@
-{-# LANGUAGE CPP, FlexibleContexts, TypeFamilies #-}
+{-# LANGUAGE FlexibleContexts, TypeFamilies #-}
 -- | Debugging helpers
 
 -- more:

hledger-lib/Hledger/Utils/Parse.hs

@@ -1,4 +1,4 @@
-{-# LANGUAGE CPP, TypeFamilies #-}
+{-# LANGUAGE TypeFamilies #-}
 
 module Hledger.Utils.Parse (
   SimpleStringParser,

hledger-web/Hledger/Web/Application.hs

@@ -1,5 +1,4 @@
 {-# OPTIONS_GHC -fno-warn-orphans #-}
-{-# LANGUAGE CPP #-}
 {-# LANGUAGE OverloadedStrings #-}
 {-# LANGUAGE TemplateHaskell #-}
 {-# LANGUAGE ViewPatterns #-}

hledger-web/Hledger/Web/Main.hs

@@ -1,4 +1,3 @@
-{-# LANGUAGE CPP #-}
 {-# LANGUAGE OverloadedStrings #-}
 {-|
 

hledger/Hledger/Cli/Utils.hs

@@ -1,4 +1,4 @@
-{-# LANGUAGE ScopedTypeVariables, CPP #-}
+{-# LANGUAGE ScopedTypeVariables #-}
 {-|
 
 Utilities for top-level modules and ghci. See also Hledger.Read and