- dialog confirm delete item

- fix: context-menu (right click) declared only once and using twice using:
  @click.native="$refs.popover.$refs.popup.show()"

src/router/route-config.ts

@@ -27,7 +27,13 @@ export const RouteConfig: VueRouteConfig[] = [
   {
     path: '/todo/:category',
     component: () => import('@/components/todos/todo/todo.vue'),
-    meta: { name: 'Todos' }
+    meta: { name: 'Todos' },
+    children: [
+      {
+        path: '',
+        component: () => import('@/components/todos/SingleTodo/SingleTodo.vue')
+      }
+    ]
   },
   {
     path: '/category',