Change example generate-font-node.js to be compatible with any Node.js version
Change example generate-font-node.js to be compatible with any Node.js version

nodebox/opentype.js,moyogo/opentype.js,Jolg42/opentype.js,googlefonts/opentype.js,nodebox/opentype.js,Jolg42/opentype.js,moyogo/opentype.js,googlefonts/opentype.js