fix Registrazione data

fix linkref
fix controllo login

src/server/reg/registration.js

@@ -9,8 +9,12 @@ function toHexString(bytes) {
 module.exports = {
   getlinkregByEmail: function (idapp, email, username) {
     try{
-      mystr = idapp + email + username;
-    return jwt.sign(toHexString(mystr), process.env.SIGNCODE).toString();
+      myobj = {
+        idapp,
+        email,
+        username
+      };
+    return jwt.sign(myobj, process.env.SIGNCODE).toString().substring(0, 180);
     } catch (e) {
       console.error(e);
     }