added UST Global company logo and link in users page (graphql#148)

Author: rakeshpaul-ustglobal

site/users/index.html.js

@@ -221,6 +221,11 @@ var logos = [
     img: 'Syzygy_logo.png',
     link: 'https://www.syzygy.net'
   },
+  {
+    name: 'UST Global',
+    img: 'ustglobal.png',
+    link: 'http://www.ust-global.com/'
+  },
   {
     name: 'Sale Stock',
     img: 'salestock.png',