README.md in cas-client-0.1.3 vs README.md in cas-client-0.2.0

@@ -7,29 +7,37 @@
 ## Installation
 
 Add this line to your application's Gemfile:
 
 ```ruby
-gem 'cas_client'
+gem 'cas-client'
 ```
 
 And then execute:
 
     $ bundle
 
 Or install it yourself as:
 
-    $ gem install cas_client
+    $ gem install cas-client
 
 ## Usage
 
 Configure middleware from the specific environment file
 
 ```ruby
-config.middleware.insert_after ActionDispatch::Session::CookieStore, Cas::Client::Middleware, {
-  server_url: "https://idpqa.americanfinancing.net",
-  extra_attributes: [:first_name, :last_name, :email, :external_id]
-}
+config.middleware.insert_after ActionDispatch::Session::CookieStore, Cas::Client::Middleware do |config|
+  config.server_url = "https://staging.cas-server"
+  config.extra_attributes = [:first_name, :last_name, :email]
+end
+```
+
+Configure global/non-environment specific options
+
+```ruby
+Cas::Client.configure do |config|
+  config.extra_attributes = [:first_name, :last_name, :email]
+end
 ```
 
 ## Development
 
 After checking out the repo, run `bin/setup` to install dependencies. Then, run `rake spec` to run the tests. You can also run `bin/console` for an interactive prompt that will allow you to experiment.