All the updates were done last year and are currently hidden in the software. They will be switched on during the release scheduled for 28th February.
Once these features are available to use you will first need to switch on the CIS VAT handling module in the advanced settings area:
From there on you will be able to apply the CIS reverse charge VAT option to your sales and purchase invoices directly from the invoice editor.
With this option selected the reverse charge will automatically be applied to your VAT return.