Add Moment dependency

Add the dependency for the button to work. the code was in the livestream.js file so when that was deleted it broke the function of the button

scripts/getLatestClientRelease.js

@@ -1,3 +1,7 @@
+var request = require('request');
+    moment = require('moment');
+    momentTimezone = require('moment-timezone');
+
 var GitHub = require('github-api');
 var fs = require('fs');