Remove spammy ssl renewal process and replace with the system checker and run it every 6 hours

manager/src/frontend/js/app/controller.js

@@ -119,17 +119,6 @@ module.exports = {
         });
     },
 
-    /**
-     * Show Renew Host
-     *
-     * @param model
-     */
-    showRenewHost: function (model) {
-        require(['./main', './host/renew'], function (App, View) {
-            App.UI.showModalDialog(new View({model: model}));
-        });
-    },
-
     /**
      * Show Advanced Host
      *