add auth routes

src/controllers/index.js

@@ -1,7 +1,11 @@
 import users from './users'
+import auth from './auth'
 
 exports = module.exports = function Controllers(app) {
   app
+    .use(auth.routes())
+    .use(auth.allowedMethods())
+
     .use(users.routes())
     .use(users.allowedMethods())
 }