Prevent losing component id on undo/redo

src/dom_components/model/Component.js

@@ -1247,7 +1247,7 @@ const Component = Backbone.Model.extend(Styleable).extend(
       const list = Component.getList(this);
 
       // If the ID already exists I need to rollback to the old one
-      if (list[id]) {
+      if (list[id] || (!id && idPrev)) {
         return this.setId(idPrev, { idUpdate: 1 });
       }
 

src/dom_components/view/ComponentTextView.js

@@ -131,8 +131,6 @@ export default ComponentView.extend({
         model.get('components').each(model => clean(model));
       };
 
-      // Avoid re-render on reset with silent option
-      !opts.silent && model.trigger('change:content', model, '', contentOpt);
       comps.reset(content, opts);
       comps.each(model => clean(model));
       comps.trigger('resetNavigator');