- fixed an error on finance in admin panel

- flight ident now use this format: VA IATA(if empty ICAO) + Flight Number + - + Flight Code (without C) + - + Flight Leg (without L)
- added function __trans_choice in helpers.php for translation
- fixed error in flight edit/insert panel not showing/inserting Tuesday in days
- fixed an error occurring when metar retrieved is empty
- edited now-ui-kit.css to align login fields correctly
- added /public/assets/frontend/js/core/jquery-3.3.1.min.js to fix a missed resource error in authentication pages
- added translations file for en and it locales
- translated all the frontend templates

resources/lang/it/passwords.php

@@ -0,0 +1,22 @@
+<?php
+
+return [
+
+    /*
+    |--------------------------------------------------------------------------
+    | Password Reset Language Lines
+    |--------------------------------------------------------------------------
+    |
+    | The following language lines are the default lines which match reasons
+    | that are given by the password broker for a password update attempt
+    | has failed, such as for an invalid token or invalid new password.
+    |
+    */
+
+    'password' => 'Passwords must be at least six characters and match the confirmation.',
+    'reset' => 'Your password has been reset!',
+    'sent' => 'We have e-mailed your password reset link!',
+    'token' => 'This password reset token is invalid.',
+    'user' => "We can't find a user with that e-mail address.",
+
+];