JS frontend stuff

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

frontend-reactive/config/ember-cli-update.json

@@ -1,21 +0,0 @@
-{
-  "schemaVersion": "1.0.0",
-  "packages": [
-    {
-      "name": "ember-cli",
-      "version": "5.11.0",
-      "blueprints": [
-        {
-          "name": "app",
-          "outputRepo": "https://github.com/ember-cli/ember-new-output",
-          "codemodsSource": "ember-app-codemods-manifest@1",
-          "isBaseBlueprint": true,
-          "options": [
-            "--ci-provider=github",
-            "--typescript"
-          ]
-        }
-      ]
-    }
-  ]
-}