send number of nodes defferential with the layoutChangeStarting event
send number of nodes defferential with the layoutChangeStarting event

AbdulMuhsinSE/mapjs,mindmup/mapjs,pyxis777/mapjs,bhargav175/mapjs,danielrasmuson/mapjs,AbdulMuhsinSE/mapjs,danielrasmuson/mapjs,AbdulMuhsinSE/mapjs,bhargav175/mapjs,bhargav175/mapjs,danielrasmuson/mapjs,pyxis777/mapjs,mindmup/mapjs,pyxis777/mapjs