Improve previous fix

After comment on https://github.com/owncloud/client/commit/78a798eef3eb8d04360c6d9542db55469f59cacd

src/gui/generalsettings.cpp

@@ -106,6 +106,7 @@ void GeneralSettings::loadMiscSettings()
 {
 #if QT_VERSION < QT_VERSION_CHECK( 5, 4, 0 )
     QScopedValueRollback<bool> scope(_currentlyLoading);
+    _currentlyLoading = true;
 #else
     QScopedValueRollback<bool> scope(_currentlyLoading, true);
 #endif