Added RTC

Added I/O waits to PIC remapping

Added fmt step to build 

When building will format all the code to the standard

Fixed cascading interrupts

Re-named to selectAnd*Register. Moved switching on registers into emun


Removed build fmt step

test/mock/kernel/arch_mock.zig

@@ -101,3 +101,5 @@ pub fn init(mb_info: *multiboot.multiboot_info_t, mem_profile: *const MemProfile
 pub fn mock_disableInterrupts() void {}
 
 pub fn mock_enableInterrupts() void {}
+
+pub fn mock_ioWait() void {}