Add tvpower.js script

dotfiles/lib/bin/tvpower.js

@@ -0,0 +1,12 @@
+#!/usr/bin/env node
+
+var lgtv = require("lgtv2")({
+    url: 'ws://10.0.0.136:3000'
+});
+
+lgtv.on('connect', function () {
+    console.log('connected');
+    lgtv.request('ssap://system/turnOff', function (err, res) {
+        lgtv.disconnect();
+    });
+});