Initial commit
Finished a simple GDT.

- Created a very simple GDT with no memory protection over 4 GB.
- Added simple system functions.
- TODO: Refactor printing code.
Work on ACPI.

- Detection and verification of the ACPI header started.
- Currently just searching a static area in memory, change
	to search specific spots soon.
- TODO: Figure out why the checksum returns 0.
Merge branch 'master' of https://github.com/Senney/ChaOS