stream table not found

Hello, i was test this stream enabled module sample but i can't reach out the link "admin/faq/streams/index" give me a erro 

``` php
A PHP Error was encountered

Severity: Error

Message: No such method 'streams_table'

Filename: controllers/admin_streams.php

Line Number: 46
```

I don't know nothing about "streams" and can't understand what do for with it. 
