-var router = require("express").Router();
-var UserModel = require('../models/User');
-var sendEmail = require('../utils/mailer');
-var genToken = require("../utils/tokenGenerator");
-var access = require("../utils/access");
-var params = require("../config/parameters");
+let router = require("express").Router();
+const UserModel = require('../models/User');
+const sendEmail = require('../utils/mailer');
+const genToken = require("../utils/tokenGenerator");
+const access = require("../utils/access");
+const params = require("../config/parameters");