Added WebSockets with funcionality to send messages from any module

Socket.js

@@ -0,0 +1,21 @@
+const WebSocket = require('ws');
+
+class Socket {
+  constructor(server) {
+    this.webSocketServer = new WebSocket.Server({ server })
+
+    this.webSocketServer.on('listening', () => {
+      console.log('socket listen');
+    })
+
+    this.webSocketServer.on('connection', (webSocketClient) => {
+      console.log('new connection');
+    })
+  }
+
+  send(msg) {
+    this.webSocketServer.clients.forEach(client => client.send(msg));
+  }
+}
+
+module.exports = Socket;