Correct url in examples and use green ribon

Author: danez

examples/basic/index.html

@@ -13,6 +13,6 @@ <h1>react-tabs</h1>
 		<h2>React tabs component</h2>
 	</header>
 	<div id="example" class="padbox"></div>
-	<a target="_blank" href="https://github.com/rackt/react-tabs"><img style="position: absolute; top: 0; right: 0; border: 0;" src="https://github-camo.global.ssl.fastly.net/a6677b08c955af8400f44c6298f40e7d19cc5b2d/68747470733a2f2f73332e616d617a6f6e6177732e636f6d2f6769746875622f726962626f6e732f666f726b6d655f72696768745f677261795f3664366436642e706e67" alt="Fork me on GitHub" data-canonical-src="https://s3.amazonaws.com/github/ribbons/forkme_right_gray_6d6d6d.png"></a>
+	<a href="https://github.com/reactjs/react-tabs" target="_blank"><img style="position: absolute; top: 0; right: 0; border: 0;" src="https://camo.githubusercontent.com/e7bbb0521b397edbd5fe43e7f760759336b5e05f/68747470733a2f2f73332e616d617a6f6e6177732e636f6d2f6769746875622f726962626f6e732f666f726b6d655f72696768745f677265656e5f3030373230302e706e67" alt="Fork me on GitHub" data-canonical-src="https://s3.amazonaws.com/github/ribbons/forkme_right_green_007200.png"></a>
 	<script src="../__build__/shared.js"></script>
 	<script src="../__build__/basic.js"></script>