README.md in xxhash-0.0.1 vs README.md in xxhash-0.1.0

@@ -1,6 +1,6 @@
-## xxHash
+## xxHash [![Build Status](https://travis-ci.org/nashby/xxhash.png?branch=master)](https://travis-ci.org/nashby/xxhash)
 
 Ruby wrapper for [xxHash](http://code.google.com/p/xxhash/)
 
 ### Install
 
@@ -14,9 +14,20 @@
 text = "test"
 seed = 12345
 
 XXhash.xxh32(text, seed) # => 3834992036
 ```
+
+### Supported Ruby versions
+
+- MRI 1.9.3
+- rbx-19mode
+
+Note: It doesn't work on JRuby as it uses C extension.
+
+### Versioning
+
+Version 0.1.0 is equal to [r29](https://code.google.com/p/xxhash/source/detail?r=29)
 
 ## Contributing
 
 1. Fork it
 2. Create your feature branch (`git checkout -b my-new-feature`)