README.md in active_zuora-2.1.1 vs README.md in active_zuora-2.1.2

@@ -12,22 +12,28 @@
 ## Thread Safety
 2.0.X versions of Active Zuora are not thread safe. They depend on a version of [Savon](https://github.com/savonrb/savon) that is [does not work with threads](https://github.com/savonrb/savon/issues/259).
 
 ## Configuration
 
+```ruby
     ActiveZuora.configure(
       :username => '[e-mail]',
       :password => 'password'
     )
+```
 
-Enable SOAP logging to stderr or provide your own wsdl file.
+Enable SOAP logging to stderr, provide your own wsdl file or add custom
+fields to a list of filtered fields.
 
+```ruby
     ActiveZuora.configure(
       :username => '[e-mail]',
       :password => 'password',
       :log => true,
+      :log_filters => [:password, :SessionHeader, :mySecretCustomField1, :mySecretCustomField1], # Defaults to [:password, :SessionHeader]
       :wsdl => 'path/to/zuora.wsdl'
     )
+```
 
 ## Defining Classes
 
 You can auto-generate all your Zuora classes from the wsdl file.  It will generate all Z-Objects, like Account and Subscription, and Zuora Complex objects, such as SubscribeRequest.