There are two downloads available: The first one being the world file and the 2nd one being an smbx file featuring the intro and outro levels from the world file as the intro and outro levels, along with lunaDll.
Screenshots:
The world file:
https://mega.co.nz/#F!6FdzVaQb!HwdPoJH0GsrDNJtM5Q-MnA
The SMBX file:
https://mega.co.nz/#F!qVkChQqC!2xmOOA3L30kiPkCG7QlEJQ