anchor.diff:  ///
   /// Save the config file to /etc/nginx/conf.d/dartup.conf
   Future startNgnix(String conf) async {
  +  if (fakeRun == false) {
     var file = new File('/etc/nginx/conf.d/dartup.conf');
     await file.writeAsString(conf);
  +  }
     print('Written /etc/nginx/conf.d/dartup.conf');
   
     var result = await runProcess('nginx', []);
  
positive.code:   Stream<Site> stream = getFromDB();
    stream = runSites(stream);
  
    await writeNginxConf(stream).then(startNgnix);
  }
  
  /// Loads Site data from an Postgres Database.
  
negative.code: }
  
  /// Writes Nginx config files.
  Future<String> writeNginxConf(Stream<Site> sites) async {
    var s = '''
  server {
    listen 80;
    server_name dartup.io;
    location / {
      proxy_pass       http://localhost:8000;
      proxy_set_header Host      \$host;
      proxy_set_header X-Real-IP \$remote_addr;
    }
  }
    ''';
  
    return s + await sites.map((site) {
      return '''
  server {
    listen 80;
  