updated readme

README.md

@@ -1,3 +1,20 @@
-buildpack-nginx
+nginx buildpack
 ===============
-This buildpack will download, compile and configure nginx to deliver static web content inside Stackato or Helion Development Platform.
+This buildpack represents the most simple buildpack I could think of that would be helpful when learning how to create buildpacks for Stackato or Helion Development Platform.
+
+This buildpack will download, compile and configure nginx to deliver static web content from a public directory.
+
+## How to use
+
+Include the URL to this repository under the buildpack key in the manifest for your application.
+
+```yaml
+---
+applications:
+- name: static-app
+  buildpack: https://github.com/dwatrous/buildpack-nginx.git
+```
+
+## Complete explanation available
+
+http://software.danielwatrous.com/nginx-buildpack-realtime/