-Restore iSCSI that was accidentally disabled
-Workaround boot sequence limitations in RHEL5.4 kvm by changing exit to int13, vm.bootorder should be 'net'
Former-commit-id: 2ff604a64abcc839c350f19523dabd0f33b78eb5
-Add back in harmless kvm workaround, stable kvm still susceptible, two nops areacceptable even when they don't matter.
-Add scalability enhancement patches to KVM
-Explicitly remove troublesome 'IMAGE_EFI' support (causes UEFI systems to reboot)
-Remove Multiboot image support (mboot.c32 is much more usable, and gPXE codebase would require a lot of code to become equivalent that would likely push it beyond the 64k limit.
-Add 'NVO' commands, which really includes changing transient DHCP options
