Added comments and minor refactoring

src/scripts/js/es6/common/vuecomponents/detailedview/Empty.js

@@ -2,6 +2,9 @@ const TEMPLATE =`
 <div class="attract-box item-details-empty">Select Something</div>
 `;
 
+/**
+ * For when nothing is selected in the table
+ */
 let Empty = Vue.component('attract-editor-empty', {
     template: TEMPLATE,
 });