	* Fixes NB#82400, cancel retrieve operations in the main window when this last one is closed to prevent hangs when restarting the application
	* Fixes NB#82400, cancel retrieve operations in the main window when this last one is closed to prevent hangs when restarting the application

pmo-trunk-r4356

community-ssu/modest,community-ssu/modest,community-ssu/modest,community-ssu/modest