--- a/util/x509.lua	Thu Apr 24 23:38:47 2014 +0200
+++ b/util/x509.lua	Fri Apr 25 02:47:09 2014 +0200
@@ -22,10 +22,7 @@
 local idna_to_ascii = require "util.encodings".idna.to_ascii;
 local base64 = require "util.encodings".base64;
 local log = require "util.logger".init("x509");
-local pairs, ipairs = pairs, ipairs;
 local s_format = string.format;
-local t_insert = table.insert;
-local t_concat = table.concat;
 
 module "x509"