Turn examples/README into markdown [ci skip]

Author: olleolleolle

examples/README examples/README.mdexamples/README renamed to examples/README.md

@@ -3,30 +3,35 @@ OpenID library.  Make sure you have properly installed the library
 before running the examples.  These examples are a great place to
 start in integrating OpenID into your application.
 
-==Rails example
+## Rails example
 
-The rails_openid contains a fully functional OpenID server and relying
+The `rails_openid` directory contains a fully functional OpenID server and relying
 party, and acts as a starting point for implementing your own
 production rails server.  You'll need the latest version of Ruby on
 Rails installed, and then:
 
- cd rails_openid
- ./script/server
+```shell
+cd rails_openid
+./script/server
+```
 
 Open a web browser to http://localhost:3000/ and follow the instructions.
 
 The relevant code to work from when writing your Rails OpenID Relying
 Party is: 
+
   rails_openid/app/controllers/consumer_controller.rb
+
 If you are working on an OpenID provider, check out
+
   rails_openid/app/controllers/server_controller.rb
 
 Since the library and examples are Apache-licensed, don't be shy about 
 copy-and-paste.
 
-==Rails ActiveRecord OpenIDStore plugin
+## Rails ActiveRecord OpenIDStore plugin
 
 For various reasons you may want or need to deploy your ruby openid
-consumer/server using an SQL based store.  The active_record_openid_store 
+consumer/server using an SQL based store.  The `active_record_openid_store` 
 is a plugin that makes using an SQL based store simple.  Follow the
 README inside the plugin's dir for usage.