README.md in omniauth-shibboleth-1.2.0 vs README.md in omniauth-shibboleth-1.2.1

@@ -1,7 +1,10 @@
 # OmniAuth Shibboleth strategy
 
+[![Gem Version](http://img.shields.io/gem/v/omniauth-shibboleth.svg)](http://rubygems.org/gems/omniauth-shibboleth)
+[![Build Status](https://travis-ci.org/toyokazu/omniauth-shibboleth.svg?branch=master)](https://travis-ci.org/toyokazu/omniauth-shibboleth)
+
 OmniAuth Shibboleth strategy is an OmniAuth strategy for authenticating through Shibboleth (SAML). If you do not know OmniAuth, please visit OmniAuth wiki.
 
 https://github.com/intridea/omniauth/wiki
 
 The detail of the authentication middleware Shibboleth is introduced in Shibboleth wiki.
@@ -26,9 +29,14 @@
     % bundle install
 
 ### Setup Shibboleth Strategy
 
 To use OmniAuth Shibboleth strategy as a middleware in your rails application, add the following file to your rails application initializer directory.
+
+    % vi config/initializer/omniauth.rb
+    Rails.application.config.middleware.use OmniAuth::Builder do
+      provider :shibboleth
+    end
 
     % vi config/initializer/omniauth.rb
     Rails.application.config.middleware.use OmniAuth::Builder do
       provider :shibboleth, {
         :shib_session_id_field     => "Shib-Session-ID",