Revert "coisas"

This reverts commit 45c1b37e57.

api/app.js

@@ -0,0 +1,7 @@
+var http = require('http');
+
+//create a server object:
+http.createServer(function (req, res) {
+  res.write('Hello World!'); //write a response to the client
+  res.end(); //end the response
+}).listen(49152); //the server object listens on port 8080