support react 0.13 and es6

.travis.yml

@@ -17,3 +17,5 @@ env:
   global:
   - secure: Uf3gHWC2QEnOtIeDTWnWwxyQCXUAZYegkx0GAD9PK9CBEBJfezQM3VphGoOlguBMK8n5u4BFiJfOAPOsadpQiYeG6Qu07U0/3BkNT9Q9f5uOIC0Di3YaoqS1uGHJZey/molbIEcbuAo5YNIBvKZmJiBHduJ5ni+StnETehYkTjU=
   - secure: icXxTaCvXlzEQ/e/Ih2VhgPrw64okBagFad88mKuI+XpR8Sx/u5bNOaltBIB0rgPA439IFezda9i5DnlBacJIT6zLjHxDtdxElZ5fnBZPYwk9BU6JNtxHtfrLcQsFhUVwsJMuAtKYBAmdzGqhNzYvnBwgmZDTUTTEYtgn6huaxY=
+  - secure: OaBJynPhXVOGkuiHePxr/5LawnEjiCN+Ywl1h5wXjIc5PZiEzsSqCJkXtVjUftuzBACBne8h+pZkPrVBK5ACwVT+Z9T0cFSdT4PIzorrmO12aSUtwSo08eP6OgpkWzav79Z0DTlUTNZjEZVUMF6KBqlZySTJeCOq+LA418V3S4c=
+  - secure: TbGWieoxComExvFyZCTRybPs3OCQomVBjZzBdGorNEKNZb2IaKMPJKTIFkHco9zeRySpOE5Yw2GWFRQXNVsNUd45CYADaCERXECf4su8MQL8VRgRdYmK1s0xuIBdKSRUgDXcVxbA0TwF9owixMfO8CuA006ks1Z5ET4xcEYWDXs=

README.md

@@ -10,9 +10,9 @@ select ui component for react
 [![gemnasium deps][gemnasium-image]][gemnasium-url]
 [![node version][node-image]][node-url]
 [![npm download][download-image]][download-url]
-[![Sauce Test Status](https://saucelabs.com/buildstatus/rc-select)](https://saucelabs.com/u/rc-select)
+[![Sauce Test Status](https://saucelabs.com/buildstatus/rc_select)](https://saucelabs.com/u/rc_select)
 
-[![Sauce Test Status](https://saucelabs.com/browser-matrix/rc-select.svg)](https://saucelabs.com/u/rc-select)
+[![Sauce Test Status](https://saucelabs.com/browser-matrix/rc_select.svg)](https://saucelabs.com/u/rc_select)
 
 [npm-image]: http://img.shields.io/npm/v/rc-select.svg?style=flat-square
 [npm-url]: http://npmjs.org/package/rc-select

lib/Option.js

@@ -1,16 +1,13 @@
 /** @jsx React.DOM */
 
 /**
-* Option
-*/
+ * Option
+ */
 /*jshint -W079 */
 var React = require('react');
 
-var Option = React.createClass({
-  propTypes: {
-  },
-  render: function () {
-  }
-});
+class Option extends React.Component {
 
-module.exports = Option;
+}
+
+module.exports = Option;