fixing the link to dialog readme

index.html

@@ -501,7 +501,7 @@ <h1>Dialog</h1>
 <p>Creating custom dialogs is straightforward: create a partial view, its controller and reference them when using the service.
 Generic message boxes (title, message and buttons) are also provided for your convenience.</p>
 
-<p>For more information, see the <a href="https://github.com/angular-ui/bootstrap/src/dialog/README.md">dialog readme</a> on github.</p>
+<p>For more information, see the <a href="https://github.com/angular-ui/bootstrap/tree/master/src/dialog/README.md">dialog readme</a> on github.</p>
                 <section>
                 Directive is found in the module <a href="https://github.com/angular-ui/bootstrap/tree/master/src/dialog">ui.bootstrap.dialog</a>
                 </section>