Cleaned up extension lists

Yesod/Content.hs

@@ -1,11 +1,7 @@
 {-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE FlexibleContexts #-}
 {-# LANGUAGE TypeSynonymInstances #-}
-{-# LANGUAGE MultiParamTypeClasses #-}
-{-# LANGUAGE DeriveDataTypeable #-}
 {-# LANGUAGE Rank2Types #-}
 {-# LANGUAGE OverloadedStrings #-}
-
 module Yesod.Content
     ( -- * Content
       Content (..)

Yesod/Core.hs

@@ -1,6 +1,4 @@
 {-# LANGUAGE QuasiQuotes #-}
-{-# LANGUAGE RankNTypes #-}
-{-# LANGUAGE TypeFamilies #-}
 {-# LANGUAGE FlexibleContexts #-}
 {-# LANGUAGE MultiParamTypeClasses #-}
 {-# LANGUAGE OverloadedStrings #-}

Yesod/Dispatch.hs

@@ -1,8 +1,6 @@
-{-# LANGUAGE TypeFamilies #-}
 {-# LANGUAGE TemplateHaskell #-}
 {-# LANGUAGE CPP #-}
 {-# LANGUAGE OverloadedStrings #-}
-{-# OPTIONS_GHC -fno-warn-orphans #-}
 module Yesod.Dispatch
     ( -- * Quasi-quoted routing
       parseRoutes

Yesod/Handler.hs

@@ -1,11 +1,8 @@
-{-# LANGUAGE ExistentialQuantification #-}
 {-# LANGUAGE MultiParamTypeClasses #-}
 {-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE TypeSynonymInstances #-}
 {-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE PackageImports #-}
 {-# LANGUAGE TypeFamilies #-}
-{-# LANGUAGE Rank2Types #-}
 {-# LANGUAGE GeneralizedNewtypeDeriving #-}
 {-# LANGUAGE CPP #-}
 {-# LANGUAGE FunctionalDependencies #-}

Yesod/Request.hs

@@ -1,6 +1,3 @@
-{-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE PackageImports #-}
-{-# LANGUAGE CPP #-}
 ---------------------------------------------------------
 --
 -- Module        : Yesod.Request
@@ -42,7 +39,7 @@ module Yesod.Request
 
 import qualified Network.Wai as W
 import qualified Data.ByteString.Lazy as BL
-import "transformers" Control.Monad.IO.Class
+import Control.Monad.IO.Class
 import Control.Monad (liftM)
 import Control.Monad.Instances () -- I'm missing the instance Monad ((->) r
 import Data.Maybe (listToMaybe)

Yesod/Widget.hs

@@ -1,6 +1,4 @@
 {-# LANGUAGE GeneralizedNewtypeDeriving #-}
-{-# LANGUAGE FlexibleContexts #-}
-{-# LANGUAGE PackageImports #-}
 {-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE TypeFamilies #-}
 -- | Widgets combine HTML with JS and CSS dependencies with a unique identifier