README.md in 3scale_client-2.5.0.pre1 vs README.md in 3scale_client-2.5.0

@@ -104,11 +104,11 @@
   # The key needs to be a symbol. 
   # A way to pass the metric is to add a parameter that will pass the name of the metric/method along
   def authenticate
     response = create_client.authrep(:app_id => params["app_id"], 
                                      :app_key => params["app_key"],
-                                     :usage => { params[:metric].to_sym => 1 }
+                                     :usage => { params[:metric].to_sym => 1 })
     if response.success?
       return true
       # All fine, the usage will be reported automatically. Proceeed.
     else
       # Something's wrong with this application.
@@ -258,7 +258,8 @@
 ## Rack Middleware
 
 You can use our Rack middleware to automatically authenticate your Rack applications.
 
 ```ruby
+require '3scale/middleware'
 use ThreeScale::Middleware, provider_key, :user_key # or :app_id
 ```