README.md in mongodb_logger-0.6.1 vs README.md in mongodb_logger-0.6.2

@@ -35,15 +35,17 @@
 
 1. Add the following line to your ApplicationController:
 
         include MongodbLogger::Base
 
-1. For use with Heroku you need to prevent the rails\_log\_stdout plugin from being added by Heroku:
+1. For use with Heroku you need to prevent the rails\_log\_stdout plugin from being added by Heroku for rails 3:
 
         mkdir vendor/plugins/rails_log_stdout
         touch vendor/plugins/rails_log_stdout/.gitkeep
 
+   For Rails 4 just remove from Gemfile "rails_12factor" rubygem.
+
 1. Add MongodbLogger settings to database.yml for each environment in which you want to use the MongodbLogger. The MongodbLogger will also
    look for a separate mongodb\_logger.yml or mongoid.yml (if you are using mongoid) before looking in database.yml.
    In the mongodb\_logger.yml and mongoid.yml case, the settings should be defined without the 'mongodb\_logger' subkey.
 
    database.yml:
@@ -155,9 +157,21 @@
         # do something with this data, for example - send email (better - by background job)
       end
     end
 
 In this callback send record without "\_id", because logger not wait for insert response from MongoDB.
+
+## Disable mongodb_logger
+
+To disable MongodbLogger you can use option disable. But this should be set before rails load (for example in Rails app the top of "config/application.rb"):
+
+    MongodbLogger::Base.configure do |config|
+      config.disable = true
+    end
+
+or
+
+     MongodbLogger::Base.disable = true
 
 ## Migrate to another size of capped collection
 
 If you need change capper collection size, you should change the "capsize" key in mongodb\_config and run this task for migration: