Merge branch 'hotfix/130' into develop

Forward port #130

Author: weierophinney

doc/book/file-input.md

@@ -6,7 +6,7 @@ files found in the `$_FILES` array.
 While `FileInput` uses the same interface as `Input`, it differs in a few ways:
 
 1. It expects the raw value to be in a normalized `$_FILES` array format. See
-   the [PSR-7 Uploaded files](http://www.php-fig.org/psr/psr-7/#1-6-uploaded-files)
+   the [PSR-7 Uploaded files](http://www.php-fig.org/psr/psr-7/#uploaded-files)
    chapter for details on how to accomplish this.
    [Diactoros](https://zendframework.github.io/zend-diactoros/) and
    [zend-http](https://zendframework.github.io/zend-http/) can do this for you.