Issue 1503 - Remove hard-coded $MAILTO variable from updateserver cron environment

modules/updateserver/manifests/init.pp

 class updateserver(
     $domain,
     $certificate,
     $private_key,
     $is_default=false
   ) {
   class {'nginx':
     worker_connections => 4000,
     ssl_session_cache => off,
   }
@@ skipping 112 matching lines @@
     timeout => 0,
     require => [Class['sitescripts'],
                 Fetch_repository[$repositories_to_sync],
                 File[$update_update_manifests_script],
                 File[$update_manifest_dirs], File[$safari_certificate_path],
                 Package['Jinja2', 'pycrypto']]
   }
 
   cron {'update_update_manifests':
     ensure => present,
-    environment => ['MAILTO=admins@adblockplus.org'],
     command => $update_update_manifests_script,
     user => 'sitescripts',
     minute => '*/10',
     require => Exec['update_update_manifests']
   }
 
   include spawn-fcgi
 
   spawn-fcgi::pool {"multiplexer":
     ensure => present,
     fcgi_app => '/opt/sitescripts/multiplexer.fcgi',
     socket => '/tmp/multiplexer-fastcgi.sock',
     mode => '0666',
     user => 'nginx',
     children => 1,
     require => [
       Class["sitescripts"],
     ],
   }
 }