- edit Dataset before release to editor

- robots.txt avoid search bots
- adapt Dataset.ts and LocationsMap.ts for edit form
- edit createForm for new dataset attributes
- vue-countdown.vue 1800 seconds

resources/js/mainEditDataset.js

@@ -0,0 +1,5 @@
+import EditDataset from './EditDataset';
+
+const app = new EditDataset({
+    el: '#app1'
+})