New syscalls and respective headers.

Conflicts:
	include/fxcg/system.h
Add new syscalls and their respective headers.

Conflicts:
	include/fxcg/system.h
Add LocalizeMessage1 syscall and respective header.

Conflicts:
	include/fxcg/display.h
Add syscall GetGetkeyToMainFunctionReturnFlag as per Simon's docs.
This name is horrible, even with it describing pretty well what this function does. This needs to change some day.
(also, I'm yet to add the definition to the include directory)
Add missing header.
Add KEY_CTRL_FORMAT to keyboard.h.