remove reliance on internal nodes array
remove reliance on internal nodes array

dwillmer/phosphor-menus,dwillmer/phosphor-menus,blink1073/phosphor-menus,dwillmer/phosphor-menus,blink1073/phosphor-menus,blink1073/phosphor-menus,blink1073/phosphor-menus,dwillmer/phosphor-menus