Its made so that the user can select which desktop to use "before" to run the graphical system
Lightdm is not included (no needed and annoying) for the live mode, which runs directly the graphical system without login-manager, automatically (and with special fallback attempts options)
But yes, you can select it in the installed mode from the lightdm which is included then
so we are talking about bugs in clonezilla then 
lol
Im going to start work now on the new UEFI thing for the installer (while kernel compiles 
