fix user to match adminEmail

src/addons.js

@@ -401,7 +401,7 @@ function setupSendMail(app, options, callback) {
     assert.strictEqual(typeof options, 'object');
     assert.strictEqual(typeof callback, 'function');
 
-    var from = app.location ? app.location + '-app' : app.manifest.title.replace(/[^a-zA-Z0-9]/, ''); // use no-reply for bare domains
+    var from = (app.location ? app.location : app.manifest.title.replace(/[^a-zA-Z0-9]/, '')) + '-app';
 
     var env = [
         'MAIL_SMTP_SERVER=mail',

src/mailer.js

@@ -160,9 +160,8 @@ function sendMails(queue) {
         var transport = nodemailer.createTransport(smtpTransport({
             host: mailServerIp,
             port: 2500, // this value comes from mail container
-            requireTLS: true, // STARTTLS
             auth: {
-                user: 'webadmin',
+                user: 'no-reply', // derive from adminEmail
                 pass: 'supersecret'
             },
             tls: {