small updates

routes/account.ts

@@ -41,7 +41,7 @@ export = function (app:any, config:any, passport:any, lang:string) {
       // Service Provider private key
       decryptionPvk: fs.readFileSync(__dirname + '/cert/key.pem', 'utf8'),
       // Service Provider Certificate
-      privateCert: fs.readFileSync(__dirname + '/cert/key.pem', 'utf8'),
+      privateKey: fs.readFileSync(__dirname + '/cert/key.pem', 'utf8'),
       // Identity Provider's public key
       cert: fs.readFileSync(__dirname + '/cert/cert_idp.pem', 'utf8'),
       
@@ -295,12 +295,12 @@ export = function (app:any, config:any, passport:any, lang:string) {
         let newPwd = req.body.inputNewPwd
         let retypePwd = req.body.inputConfirm
 
-        dbconn.user.query('SELECT password FROM credential WHERE user_id='+loggedInUser.getId(), function (err, rows, fields) {
+        dbconn.user.query('SELECT password FROM credential WHERE user_id='+loggedInUser.getId(), function (err:any, rows:any) {
           if (err) {
             console.error(err)
             res.status(500).render(lang+'/500', { error: err })
           }
-          var userPwd = rows[0].password
+          let userPwd = rows[0].password
 
           // check if the password is correct
           bcrypt.compare(currPwd, userPwd, function(err, isMatch) {