Raven Theme

Hello

I downloaded quickstart with template Raven from http://www.kulerthemes.com/ On the site it says that and now i citer
'TOTALLY FREE DOWNLOAD 25+ PREMIUM OPENCART THEMES' so i downloaded RAVEN THEME.
i Have all installed without problem but it shows me this in product
This is a Demo Online Store. No orders shall be fulfilled.
raven is a Design-Driven Shop Theme for WooCommerce and WordPress. If you’re planning to start an online store right away, look no further, get this theme on ThemeForest .
This product page demonstrates a “Simple Product“.

This is my store and example product
http://rg-distribution.com/index.php?ro ... duct_id=53

How can i delete this from the site?
I need to pay for this totally free premium theme ?

Thanks for help