BuildSystem: We are now using cmake instead of plain make

I have been annoyed for a while since I had to build everything
when running the os since the buildsystem was really bad.

I wanted to rewrite the whole build system and changed to using cmake

:)

base/boot/grub/grub.cfg

@@ -0,0 +1,15 @@
+menuentry "banan-os" {
+	multiboot /boot/banan-os.kernel root=/dev/hda1
+}
+
+menuentry "banan-os (no serial)" {
+	multiboot /boot/banan-os.kernel root=/dev/hda1 noserial
+}
+
+menuentry "banan-os (no apic)" {
+	multiboot /boot/banan-os.kernel root=/dev/hda1 noapic
+}
+
+menuentry "banan-os (no apic, no serial)" {
+	multiboot /boot/banan-os.kernel root=/dev/hda1 noapic noserial
+}