Start on Vue 3 changes

src/plugins/vuetify.js

@@ -1,5 +1,4 @@
-import Vue from 'vue';
-import Vuetify from 'vuetify/lib';
+import {createVuetify } from "vuetify";
 
 // Import all .vue icons and process them, so they can be used
 // as $vuetify.icons.<iconname>
@@ -12,11 +11,8 @@ Object.keys(modules).map(path => {
   icons[iconName] = { component: modules[path].default }
 });
 
-
-Vue.use(Vuetify);
-
 export default function(ignoredconfig) {
-    return new Vuetify({
+    return createVuetify({
       icons: {
         iconfont: 'md',
         values: icons,