Enhance README

README.md

@@ -1,4 +1,16 @@
 GaesteBin: a secure pastebin for Google App Engine
 ==================================================
 
-Built using Twitter's Bootstrap, highlight.js and Google App Engine.
+Built using [Twitter's
+Bootstrap](http://twitter.github.com/bootstrap/index.html),
+[highlight.js](http://softwaremaniacs.org/soft/highlight/en/description/) and
+[Google App Engine](http://appengine.google.com).
+
+You can see a demo at [gaestebin.appspot.com](http://gaestebin.appspot.com)
+
+Features:
+
+* Requires Google authentication to create pastes (but not to view) to deter
+  spammers
+* Automatic language detection via highlight.js
+* Solarized color theme