Create node example directory

examples/node/libzt.js

@@ -0,0 +1,13 @@
+var nbind = require('nbind')
+var ZT = nbind.init().lib.ZT
+
+module.exports = {
+  accept: ZT.accept,
+  bindPort: ZT.bind,
+  getDeviceId: ZT.getDeviceId,
+  getIpV4Address: ZT.getIpV4Address,
+  listen: ZT.listen,
+  running: ZT.running,
+  simpleStart: ZT.simpleStart,
+  socket: ZT.socket
+}