Stopped apps should not renew certificates

We had a case where a stopped/ununsed app was generating cert renewal
errors.

One idea might be to suppress the notification as well.

src/apptask.js

@@ -920,6 +920,10 @@ function start(app, args, progressCallback, callback) {
         progressCallback.bind(null, { percent: 20, message: 'Starting container' }),
         docker.startContainer.bind(null, app.id),
 
+        // stopped apps do not renew certs. currently, we don't do DNS to not overwrite existing user settings
+        progressCallback.bind(null, { percent: 60, message: 'Configuring reverse proxy' }),
+        configureReverseProxy.bind(null, app),
+
         progressCallback.bind(null, { percent: 100, message: 'Done' }),
         updateApp.bind(null, app, { installationState: apps.ISTATE_INSTALLED, error: null, health: null })
     ], function seriesDone(error) {