fix for sort option. nano handles JSON.stringify now

Author: lgfa29

77-cloudant-cf.js

@@ -259,10 +259,6 @@ module.exports = function(RED) {
                         options.include_docs = options.include_docs || true;
                         options.limit = options.limit || 200;
 
-                        if (options.sort) {
-                            options.sort = JSON.stringify(options.sort);
-                        }
-
                         db.search(node.design, node.index, options, function(err, body) {
                             sendDocumentOnPayload(err, body, msg);
                         });