Update README.md

Author: mdo

README.md

@@ -49,7 +49,7 @@ Several quick start options are available:
 - Install with [Composer](https://getcomposer.org/): `composer require twbs/bootstrap:4.1.2`
 - Install with [NuGet](https://www.nuget.org/): CSS: `Install-Package bootstrap` Sass: `Install-Package bootstrap.sass`
 
-Read the [Getting started page](https://getbootstrap.com/docs/4.0/getting-started/introduction/) for information on the framework contents, templates and examples, and more.
+Read the [Getting started page](https://getbootstrap.com/docs/4.1/getting-started/introduction/) for information on the framework contents, templates and examples, and more.
 
 ## Status