Merge pull request #32 from thelaw44/develop

Array prototype fix for serialization of pki

Author: sotuzun

lib/requests/BaseRequest.js

@@ -18,7 +18,7 @@ Request.prototype._generateRequestString = function (request) {
     var requestString = '[';
     for (var i in request) {
         var val = request[i];
-        if (typeof val !== 'undefined') {
+        if (typeof val !== 'undefined' && typeof val !== 'function') {
             // Eliminate number keys of array elements
             if (!isArray) {
                 requestString += i + '=';