Add alert method

client/components/settings/settingBody.js

@@ -129,8 +129,10 @@ BlazeComponent.extendComponent({
     Meteor.call('sendSMTPTestEmail', (err, ret) => {
       if (!err && ret) { /* eslint-disable no-console */
         console.log('Success:', ret.message, ret.email);
+        alert('Success');
       } else {
         console.log('Error: Sending test email', err);
+        alert(err);
       }  /* eslint-enable no-console */
     });
   },