fix helper factory namespace

fabiocarneiro · fabiocarneiro · commit 7151975710f2 · 2015-12-07T17:34:21.000+01:00
diff --git a/README.md b/README.md
@@ -35,7 +35,7 @@ To use the `UrlHelper` provided in this package, ensure that you register its
 factory in that configuration:
 
 ```php
-use Zend\Expressive\ZendView\UrlHelperFactory;
+use Zend\Expressive\Helper\UrlHelperFactory;
 
 return [
     'view_helpers' => [
