fix #12: add an option to hide the opener and the panel when there is no application

src/SideMenu.vue

@@ -66,7 +66,11 @@ export default {
                 }
             }
 
-            jQuery('body').trigger('side-menu.apps', [this.apps])
+			(function(apps) {
+				window.setTimeout(function() {
+					jQuery('body').trigger('side-menu.apps', [apps])
+				}, 1000)
+			})(this.apps)
         },
         retrieveLogo() {
             const ncLogo = document.querySelector('#nextcloud .logo')

src/admin.js

@@ -25,6 +25,7 @@ const elements = [
     'side-menu-opener-hover',
     'side-menu-opener-only',
     'side-menu-display-logo',
+    'side-menu-hide-when-no-apps',
     'side-menu-size-icon',
     'side-menu-size-text',
     'side-menu-cache',