Thank you for your interest in the Intel Edison board.
The Intel® XDK is no longer being developed or updated for new operating systems and devices.
If you are building IoT applications, please check out Intel® System Studio and Arduino Create*.
You can download the Intel System studio from here: Choose & Download | Intel® System Studio | Intel® Software
Also, if you need more help setting up the Intel Edison here is the Getting started guide: IoT
Hope this helps.