Add a simple readme

Author: iain

Diff for: README

@@ -0,0 +1,19 @@
+# Simple Backend Example
+
+This is the source code accomponying my blogpost over at
+[iain.nl](http://iain.nl/backends-in-rails-3-1).
+
+# Getting up and running
+
+You'll need Ruby 1.9.2 and PostgreSQL.
+
+Just like any Rails app:
+
+    bundle install
+    rake db:setup
+    rails server
+
+
+---
+
+Copyright 2011, Iain Hecker. Released under the MIT license.