[Web] Some changes

[SOGo] Allow to not spawn SOGo but an idling shell
[Rspamd] Remove X-CSA-Complaints from bulk headers...

data/web/inc/header.inc.php

@@ -108,7 +108,7 @@
           <li<?= (preg_match("/quarantine/i", $_SERVER['REQUEST_URI'])) ? ' class="active"' : ''; ?>><a href="/quarantine"><span class="glyphicon glyphicon-briefcase"></span> <?= $lang['header']['quarantine']; ?></a></li>
           <?php
           }
-          if ($_SESSION['mailcow_cc_role'] == 'admin') {
+          if ($_SESSION['mailcow_cc_role'] == 'admin' && getenv('SKIP_SOGO') != "y") {
           ?>
           <li><a href data-toggle="modal" data-container="sogo-mailcow" data-target="#RestartContainer"><span class="glyphicon glyphicon-refresh"></span> <?= $lang['header']['restart_sogo']; ?></a></li>
           <?php

data/web/inc/vars.inc.php

@@ -34,6 +34,7 @@ if ($https_port === FALSE) {
 $autodiscover_config = array(
   // General autodiscover service type: "activesync" or "imap"
   // emClient uses autodiscover, but does not support ActiveSync. mailcow excludes emClient from ActiveSync.
+  // With SOGo disabled, the type will always fallback to imap. CalDAV and CardDAV will be excluded, too.
   'autodiscoverType' => 'activesync',
   // If autodiscoverType => activesync, also use ActiveSync (EAS) for Outlook desktop clients (>= Outlook 2013 on Windows)
   // Outlook for Mac does not support ActiveSync