Auth login json response

services/auth/server/boot/routes.js

@@ -44,11 +44,11 @@ module.exports = function(app) {
             if (!loginUrl)
                 loginUrl = applications.default;
 
-            res.send(JSON.stringify({
+            res.json({
                 token: token.id,
                 continue: query.continue,
                 loginUrl: loginUrl
-            }));
+            });
         }
         function findCb(err, instance) {
             if (!instance || instance.password !== md5(password)) {
@@ -69,9 +69,9 @@ module.exports = function(app) {
         }
         function badLogin() {
             res.status(401);
-            res.send(JSON.stringify({
+            res.json({
                 message: 'Login failed'
-            }));
+            });
         }
     });