Add configurable stacked recipe layout

package.json

@@ -1,6 +1,6 @@
 {
   "name": "mmm-nextcloud-cookbook",
-  "version": "0.1.2",
+  "version": "0.2.0",
   "private": true,
   "description": "Display recipes from a Nextcloud Cookbook share on MagicMirror",
   "main": "node_helper.js",