refactor: change versions and dates

Author: einazare

src/assets/css/demo.css

@@ -1,11 +1,11 @@
 /*!
 
 =========================================================
-* Light Bootstrap Dashboard React - v1.3.0
+* Light Bootstrap Dashboard React - v2.0.0
 =========================================================
 
 * Product Page: https://www.creative-tim.com/product/light-bootstrap-dashboard-react
-* Copyright 2019 Creative Tim (https://www.creative-tim.com)
+* Copyright 2020 Creative Tim (https://www.creative-tim.com)
 * Licensed under MIT (https://github.com/creativetimofficial/light-bootstrap-dashboard-react/blob/master/LICENSE.md)
 
 * Coded by Creative Tim