show auth errors.

src/services/abstract/feed.cpp

@@ -88,6 +88,7 @@ QVariant Feed::data(int column, int role) const {
 
         case NetworkError:
         case ParsingError:
+        case AuthError:
         case OtherError:
           return QColor(Qt::red);
 

src/services/inoreader/network/inoreadernetworkfactory.cpp

@@ -163,8 +163,6 @@ void InoreaderNetworkFactory::markMessagesRead(RootItem::ReadStatus status, cons
     target_url += QString("?r=user/-/") + INOREADER_STATE_READ + "&";
   }
 
-  Downloader downloader;
-  QEventLoop loop;
   QString bearer = m_oauth2->bearer().toLocal8Bit();
 
   if (bearer.isEmpty()) {