git subrepo commit (merge) mailcow/src/mailcow-dockerized

subrepo: subdir:   "mailcow/src/mailcow-dockerized"
  merged:   "02ae5285"
upstream: origin:   "https://github.com/mailcow/mailcow-dockerized.git"
  branch:   "master"
  commit:   "649a5c01"
git-subrepo: version:  "0.4.3"
  origin:   "???"
  commit:   "???"
Change-Id: I870ad468fba026cc5abf3c5699ed1e12ff28b32b
diff --git a/mailcow/src/mailcow-dockerized/data/web/inc/functions.pushover.inc.php b/mailcow/src/mailcow-dockerized/data/web/inc/functions.pushover.inc.php
index e8d4670..74e8bb1 100644
--- a/mailcow/src/mailcow-dockerized/data/web/inc/functions.pushover.inc.php
+++ b/mailcow/src/mailcow-dockerized/data/web/inc/functions.pushover.inc.php
@@ -1,6 +1,6 @@
 <?php

 function pushover($_action, $_data = null) {

-	global $pdo;

+  global $pdo;

   switch ($_action) {

     case 'edit':

       if (!isset($_SESSION['acl']['pushover']) || $_SESSION['acl']['pushover'] != "1" ) {

@@ -81,7 +81,7 @@
         }

         $senders = array_filter($senders);

         if (empty($senders)) { $senders = ''; }

-        $senders = implode(",", $senders);

+        $senders = implode(",", (array)$senders);

         if (!ctype_alnum($key) || strlen($key) != 30) {

           $_SESSION['return'][] = array(

             'type' => 'danger',