Cosmetic touch-up since we now sometimes print non-ASCII characters

git-svn-id: http://svn.savannah.nongnu.org/svn/rdiff-backup@852 2b77aa54-bcbc-44c9-a7ec-4f6cf2b41109

trunk/rdiff-backup/rdiff_backup/fs_abilities.py

@@ -626,8 +626,8 @@ class BackupSetGlobals(SetGlobals):
 		if Globals.chars_to_quote is None:
 			log.Log.FatalError("""New quoting requirements!
 
-The quoting chars this session needs (%s) do not match
-the repository settings (%s) listed in
+The quoting chars this session needs %r do not match
+the repository settings %r listed in
 
 %s