+Usage :
+-------
+At this, point, you should have
+ - Enabled your APIs Console account
+ - Created a storage bucket, if required
+ - Uploaded some data to Google Storage
+ - Modified the script to point the 'datafile' variable to the BUCKET/OBJECT name
+ - Modified the script to put your credentials in, either in the code or by
+ loading the generated .yaml file
+
+We can now run the service!
+# ruby prediction.rb
+
+This should start a service on http://localhost:4567. When you hit the service,
+your ruby logs should show the Prediction API calls, and print the prediction
+output in the debug.
+
+
+