Outdate forum usage documentation

Hi,

The forum documentation refers to shortcode which is not shown any longer. Also I don't think there is an HTML tab any longer, just visual and text tabs for posts.

https://premium.wpmudev.org/project/forums/?utm_expid=3606929-40.lszTaIEzTbifDhvhVdd39A.0&utm_referrer=https%3A%2F%2Fpremium.wpmudev.org%2Fprojects%2Fcategory%2Fplugins%2F