We haven’t written any specific documentation for Krakatoa Maya. It will come soon.
However, much of it is the same as our previous “Maya Exporter”. That documentation can be found here:
http://forums.thinkboxsoftware.com/viewtopic.php?f=118&t=6363
Also, much of the concepts for how to use Krakatoa can be gathered from the Krakatoa MX documentation. That documentation is found here:
http://www.thinkboxsoftware.com/krakatoa-user-reference/