update mult-node.js
added Page home-node.js
fix app-node.js
fix
fix
fix: "{title}" => /{title}/g
add square-node.js page
added factorial-node.js
update factorial-node.js page
added fibonacci page
add math (mathematics) page
fix
fix
update math.js
fibonacciAsync
update fibo-node.js page
added and user fibonacciAsync
process.nextTick => setImmediate
added fibo2-node for /fibo2 page
update fibo2-node.js, use function sendResult(req, res, a, fiboval)