JS frontend stuff

Move old ember frontend to properly named folder
Add vue based new frontend

frontend-old-ember/tests/test-helper.ts

@@ -0,0 +1,12 @@
+import Application from 'frontend-reactive/app';
+import config from 'frontend-reactive/config/environment';
+import * as QUnit from 'qunit';
+import { setApplication } from '@ember/test-helpers';
+import { setup } from 'qunit-dom';
+import { start } from 'ember-qunit';
+
+setApplication(Application.create(config.APP));
+
+setup(QUnit.assert);
+
+start();