ZP-200 #comment fixed wrong comparison. Potentially fixes this issue #time 30m

git-svn-id: https://z-push.org/svn/z-push/trunk@1468 b7dd7b3b-3a3c-0410-9da9-bee62a6cc5b5

src/lib/core/asdevice.php

@@ -384,7 +384,7 @@ class ASDevice extends StateObject {
                 $ignored = $this->ignoredMessages;
                 $newMessages = array();
                 foreach ($ignored as $im) {
-                    if ($im->folderid = $folderid) {
+                    if ($im->folderid == $folderid) {
                         if ($id === false || $im->id === $id) {
                             $foundMessage = true;
                             if (count($this->ignoredMessageIds[$folderid]) == 1) {