udpated course/02-KVM.md and added lab-virtual_game_machine.md

course/02-KVM.md

labs/lab-virtual_game_machine/Makefile

labs/lab-virtual_game_machine/lab-virtual_game_machine.md

labs/lab-virtual_game_machine/skeleton/Makefile

labs/lab-virtual_game_machine/skeleton/guest/Makefile

labs/lab-virtual_game_machine/skeleton/guest/descriptors.h

.../lab-virtual_game_machine/skeleton/guest/entrypoint_asm.s

labs/lab-virtual_game_machine/skeleton/guest/guest.ld

labs/lab-virtual_game_machine/skeleton/guest/guest_main.c

labs/lab-virtual_game_machine/skeleton/guest/ide/ide.h

labs/lab-virtual_game_machine/skeleton/guest/ide/ide_phys.c

labs/lab-virtual_game_machine/skeleton/guest/idt.c

labs/lab-virtual_game_machine/skeleton/guest/idt.h

labs/lab-virtual_game_machine/skeleton/guest/idt_asm.s

labs/lab-virtual_game_machine/skeleton/guest/pmio.h

labs/lab-virtual_game_machine/skeleton/guest/pmio_asm.s

labs/lab-virtual_game_machine/skeleton/guest/stdio.c

labs/lab-virtual_game_machine/skeleton/guest/stdio.h

labs/lab-virtual_game_machine/skeleton/guest/utils.c

labs/lab-virtual_game_machine/skeleton/guest/utils.h