update readme

README.md

@@ -2,7 +2,10 @@
 
 > This project forked and has been modified from [A simple grey theme for Jekyll](https://github.com/liamsymonds/simplygrey-jekyll), and the search posts using [Super Search](https://github.com/chinchang/super-search)
 
-### Feature
+### Demo
+* [https://agusmakmun.github.io](https://agusmakmun.github.io)
+
+#### Feature
 
 * Sitemap and XML Feed
 * Paginations in homepage