--- a/util/set.lua	Sat Oct 16 08:34:32 2010 +0500
+++ b/util/set.lua	Sat Oct 16 23:00:42 2010 +0500
@@ -6,7 +6,7 @@
 -- COPYING file in the source package for more information.
 --
 
-local ipairs, pairs, setmetatable, next, tostring = 
+local ipairs, pairs, setmetatable, next, tostring =
       ipairs, pairs, setmetatable, next, tostring;
 local t_concat = table.concat;