Upgrade to babel 7 and fix deps

Author: danez

.babelrc

@@ -1,3 +1,3 @@
 {
-  "presets": ["env"]
+  "presets": ["@babel/preset-env"]
 }

lib/index.js

@@ -1,8 +1,10 @@
 import http from 'http';
 
-http.createServer((req, res) => {
+const server = http.createServer((req, res) => {
   res.writeHead(200, {'Content-Type': 'text/plain'});
   res.end('Hello World\n');
 }).listen(1337, '127.0.0.1');
 
 console.log('Server running at http://127.0.0.1:1337/');
+
+export default server;