README.md in romaji-0.1.6 vs README.md in romaji-0.2.0

- old
+ new
@@ -1,29 +1,33 @@
 # Romaji
 
 [![Build Status](https://secure.travis-ci.org/makimoto/romaji.png?branch=master)](http://travis-ci.org/makimoto/romaji)
+[![Coverage Status](https://coveralls.io/repos/makimoto/romaji/badge.png?branch=master)](https://coveralls.io/r/makimoto/romaji)
 
 Yet another Romaji-Kana transliterator.
 
 ## Installation
 
     $ gem install romaji
 
 ## Usage
     require "romaji"
     Romaji.kana2romaji "スシ" #=> "sushi"
-    Romaji.kana2romaji "sushi" #=> "スシ"
-    Romaji.kana2romaji "sushi", :kana_type => :hiragana #=> "すし"
+    Romaji.romaji2kana "sushi" #=> "スシ"
+    Romaji.romaji2kana "sushi", :kana_type => :hiragana #=> "すし"
 
     require "romaji/core_ext/string"
     "sushi".kana #=> "スシ"
     "スシ".romaji #=> "sushi"
     a = "sushi"
     a.kana!
     p a #=> "スシ"
     a.romaji!
     p a #=> "sushi"
 
-
 ## Author
 
 Shimpei Makimoto
+
+## Licence
+
+[MIT](http://makimoto.mit-license.org)