[BOOT] Multiboot compliant kernel which runs 64 bit code

util/grub.cfg

@@ -1,6 +1,9 @@
-set timeout=0
+set timeout=1
 set default=0
 
 menuentry "mittos64" {
-
+  multiboot2 /boot/kernel
+}
+menuentry "mittos64 MultiBoot1" {
+  multiboot /boot/kernel
 }