update README re: node version
update README re: node version

ajordens/deck,icfantv/deck,duftler/deck,duftler/deck,zanthrash/deck-1,zanthrash/deck-1,icfantv/deck,ajordens/deck,sgarlick987/deck,duftler/deck,zanthrash/deck-old,spinnaker/deck,HaishiBai/deck,ajordens/deck,duftler/deck,icfantv/deck,kenzanlabs/deck,HaishiBai/deck,zanthrash/deck-1,sgarlick987/deck,kenzanlabs/deck,icfantv/deck,spinnaker/deck,ajordens/deck,zanthrash/deck-old,sgarlick987/deck,spinnaker/deck,spinnaker/deck,sgarlick987/deck,kenzanlabs/deck,HaishiBai/deck