Background poll for group messages

src/org/thoughtcrime/securesms/conversation/ConversationActivity.java

@@ -2199,9 +2199,6 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
         Context                 context    = ConversationActivity.this;
         List<MarkedMessageInfo> messageIds = DatabaseFactory.getThreadDatabase(context).setRead(params[0], false);
 
-        // Only send notifications for private chats
-        if (!getRecipient().isGroupRecipient()) { MessageNotifier.updateNotification(context); }
-
         MarkReadReceiver.process(context, messageIds);
 
         return null;