Fixes #12634 - New HW Model flag pxe_loader
Implementation of
https://github.com/theforeman/rfcs/blob/master/text/0001-PXE-Booting-UEFI.md
In short, new host/hostgroup flag PXE loader is added to specify TFTPDHCP filename and Foreman now orchestrates all PXE-capable templatesdeployment (e.g. PXELinux, Grub1, Grub2 if associated to an OS).
Fixes #12634 - New HW Model flag pxe_loader
Implementation of
https://github.com/theforeman/rfcs/blob/master/text/0001-PXE-Booting-UEFI.md
In short, new host/hostgroup flag PXE loader is added to specify TFTP
DHCP filename and Foreman now orchestrates all PXE-capable templates
deployment (e.g. PXELinux, Grub1, Grub2 if associated to an OS).