refactor(Cypress): add nodemodules

node_modules/watchify/example/files/main.js

@@ -0,0 +1,2 @@
+var one = require('./one');
+console.log(one(5));

node_modules/watchify/example/files/one.js

@@ -0,0 +1,3 @@
+var two = require('./two');
+
+module.exports = function (x) { return x * two(x + 5) };

node_modules/watchify/example/files/two.js

@@ -0,0 +1 @@
+module.exports = function (n) { return n * 11 };