use correct API signature in querystring methods

Author: feross

lib/common-node.js

@@ -52,7 +52,7 @@ exports.toUInt32 = toUInt32
  * @return {Object}
  */
 exports.querystringParse = function (q) {
-  return querystring.parse(q, { decodeURIComponent: unescape })
+  return querystring.parse(q, null, null, { decodeURIComponent: unescape })
 }
 
 /**
@@ -62,7 +62,7 @@ exports.querystringParse = function (q) {
  * @return {string}
  */
 exports.querystringStringify = function (obj) {
-  var ret = querystring.stringify(obj, { encodeURIComponent: escape })
+  var ret = querystring.stringify(obj, null, null, { encodeURIComponent: escape })
   ret = ret.replace(/[@*/+]/g, function (char) {
     // `escape` doesn't encode the characters @*/+ so we do it manually
     return '%' + char.charCodeAt(0).toString(16).toUpperCase()