README.md in letter_opener-web-0.1.0 vs README.md in letter_opener-web-0.1.1

@@ -1,7 +1,8 @@
 # LetterOpener::Web
 
+[![Gem Version](https://badge.fury.io/rb/letter_opener-web.svg)](http://badge.fury.io/rb/letter_opener-web)
 [![Build Status](https://travis-ci.org/tyabe/letter_opener-web.svg)](https://travis-ci.org/tyabe/letter_opener-web)
 
 A Sinatra-based frontend to the [letter_opener](https://github.com/ryanb/letter_opener).  
 This provides almost the same feature as the [letter_opener_web](https://github.com/fgrehm/letter_opener_web).  
 letter_opener_web is Rails based application. It's very useful.
@@ -37,16 +38,20 @@
 
 Then set the delivery method and mount app in `config/apps.rb`
 
 ```ruby
 Padrino.configure_apps do
-  # If you will specify a message file location.
-  # LetterOpener.location = Padrino.root('tmp/letter_opener')
-  set :delivery_method, LetterOpener::DeliveryMethod => {}
+  if Padrino.env == :development
+    # If you will specify a message file location.
+    # LetterOpener.location = Padrino.root('tmp/letter_opener')
+    set :delivery_method, LetterOpener::DeliveryMethod => {}
+  end
 end
 
-Padrino.mount('LetterOpener::Web::App').to('/inbox')
+if Padrino.env == :development
+  Padrino.mount('LetterOpener::Web::App').to('/inbox')
+end
 Padrino.mount('SampleProject::App', :app_file => Padrino.root('app/app.rb')).to('/')
 ```
 
 ## Sinatra Sample
 
@@ -54,13 +59,15 @@
 # app.rb
 module Sample
   class App < Sinatra::Base
     configure do
       set :root, File.dirname(__FILE__)
-      LetterOpener.location = File.join("#{root}/tmp")
-      Mail.defaults do
-        delivery_method LetterOpener::DeliveryMethod
+      if ENV['RACK_ENV'] == 'development'
+        LetterOpener.location = File.join("#{root}/tmp")
+        Mail.defaults do
+          delivery_method LetterOpener::DeliveryMethod
+        end
       end
     end
   end
 end
 ```
@@ -76,10 +83,10 @@
 end
 ```
 
 ## Contributing
 
-1. Fork it ( https://github.com/[my-github-username]/letter_opener-web/fork )
+1. Fork it ( https://github.com/tyabe/letter_opener-web/fork )
 2. Create your feature branch (`git checkout -b my-new-feature`)
 3. Commit your changes (`git commit -am 'Add some feature'`)
 4. Push to the branch (`git push origin my-new-feature`)
 5. Create a new Pull Request