Fixed issues updating instance tracker in wrong thread
Fixed issues updating instance tracker in wrong thread

jeremypoulter/DeveloperToolsForUPnP,jeremypoulter/DeveloperToolsForUPnP,jeremypoulter/DeveloperToolsForUPnP,jeremypoulter/DeveloperToolsForUPnP,dlna/DeveloperToolsForUPnP,dlna/DeveloperToolsForUPnP,dlna/DeveloperToolsForUPnP,dlna/DeveloperToolsForUPnP