enter on empty node removes the node
enter on empty node removes the node

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