refactor: redesign the type system | embrace the new bit_type concept

include/tools

@@ -1,17 +0,0 @@
-#pragma once
-#include "target.h"
-#include "hardware.h"
-#include "synchronize.h"
-#include "bit.h"
-#include "bitop.h"
-
-using ::dark::target_size_t;
-using ::dark::target_ssize_t;
-
-using ::dark::hardware::Register;
-using ::dark::hardware::Wire;
-using ::dark::hardware::Visitor;
-using ::dark::hardware::SyncTags;
-using ::dark::hardware::sync_member;
-
-using ::dark::bits::Bit;