Always use filesystem encoding for all file and handle reads and writes.

This is a big scary change. I have convinced myself it should be safe. I
hope!

Build/DistributionUpdate.hs

@@ -14,6 +14,7 @@ import Build.Version (getChangelogVersion, Version)
 import Utility.UserInfo
 import Utility.Url
 import Utility.Tmp
+import Utility.FileSystemEncoding
 import qualified Git.Construct
 import qualified Annex
 import Annex.Content
@@ -50,6 +51,7 @@ autobuilds =
 
 main :: IO ()
 main = do
+	useFileSystemEncoding
 	version <- liftIO getChangelogVersion
 	repodir <- getRepoDir
 	changeWorkingDirectory repodir

Build/EvilSplicer.hs

@@ -210,7 +210,6 @@ applySplices destdir imports splices@(first:_) = do
 	when (oldcontent /= Just newcontent) $ do
 		putStrLn $ "splicing " ++ f
 		withFile dest WriteMode $ \h -> do
-		        fileEncoding h
 			hPutStr h newcontent
 		        hClose h
   where
@@ -721,7 +720,9 @@ parsecAndReplace p s = case parse find "" s of
 	find = many $ try (Right <$> p) <|> (Left <$> anyChar)
 
 main :: IO ()
-main = go =<< getArgs
+main = do
+	useFileSystemEncoding
+	go =<< getArgs
   where
 	go (destdir:log:header:[]) = run destdir log (Just header)
 	go (destdir:log:[]) = run destdir log Nothing