Repository tuning parameters can now be passed when initializing a repository for the first time.

* init: Repository tuning parameters can now be passed when initializing a
  repository for the first time. For details, see
  http://git-annex.branchable.com/tuning/
* merge: Refuse to merge changes from a git-annex branch of a repo
  that has been tuned in incompatable ways.

Command/Indirect.hs

@@ -88,7 +88,7 @@ perform = do
 			v <- tryNonAsync (moveAnnex k f)
 			case v of
 				Right _ -> do 
-					l <- inRepo $ gitAnnexLink f k
+					l <- calcRepo $ gitAnnexLink f k
 					liftIO $ createSymbolicLink l f
 				Left e -> catchNonAsync (Command.Add.undo f k e)
 					warnlocked