Updated link to the documentation in README.md

Author: michalbundyra

README.md

@@ -34,5 +34,4 @@ To use view helpers, the `ZendViewRendererFactory`:
 
 ## Documentation
 
-See the [zend-expressive](https://github.com/zendframework/zend-expressive/blob/master/doc/book)
-documentation tree, or browse online at http://zend-expressive.rtfd.org.
+See the Expressive [ZF View documentation](https://docs.zendframework.com/zend-expressive/features/template/zend-view/).