addurl, importfeed: Changed to honor annex.largefiles settings, when the content of the url is downloaded. (Not when using --fast or --relaxed.)

importfeed just calls addurl functions, so inherits this from it.

Note that addurl still generates a temp file, and uses that key to download
the file. It just adds it to the work tree at the end when the file is small.

Command/Add.hs

@@ -73,18 +73,18 @@ seek o = allowConcurrentOutput $ do
 startSmall :: FilePath -> CommandStart
 startSmall file = do
 	showStart "add" file
-	next $ performSmall file
+	next $ next $ addSmall file
 
-performSmall :: FilePath -> CommandPerform
-performSmall file = do
+addSmall :: FilePath -> Annex Bool
+addSmall file = do
 	showNote "non-large file; adding content to git repository"
-	performAdd file
+	addFile file
 
-performAdd :: FilePath -> CommandPerform
-performAdd file = do
+addFile :: FilePath -> Annex Bool
+addFile file = do
 	ps <- forceParams
 	Annex.Queue.addCommand "add" (ps++[Param "--"]) [file]
-	next $ return True
+	return True
 
 {- The add subcommand annexes a file, generating a key for it using a
  - backend, and then moving it into the annex directory and setting up
@@ -101,7 +101,7 @@ start file = ifAnnexed file addpresent add
 				| otherwise -> do
 					showStart "add" file
 					next $ if isSymbolicLink s
-						then performAdd file
+						then next $ addFile file
 						else perform file
 	addpresent key = ifM isDirect
 		( do