update readme

README.markdown

@@ -6,10 +6,15 @@ This Gem/Plugin posts exception data to Exceptional <http://getexceptional.com>.
 
 ## Rails Installation
 
-1. gem install exceptional
+1. Install the Gem
+<pre>gem install exceptional</pre>
 2. Add config.gem entry to 'config/environment.rb'
 <pre>config.gem 'exceptional', :version => '2.0.8'</pre>
-3. run 'exceptional install <api-key>' using the api-key for your app from http://getexceptional.com
+3. Create your account and app at http://getexceptional.com
+4. Configue your API Key
+<pre>$ exceptional install <api-key></pre>
+using the api-key from the app settings screen within Exceptional
+
 
 ### Exceptional also supports your rack, sinatra and plain ruby apps
 For more information check out our docs site <http://docs.getexceptional.com>