Replaced the queue of Token pointers with values.

We were getting memory leaks (as told by the CRT detectors, which I also added), and there's really no reason (as long as we're careful) to use pointers there.

include/crt.h

@@ -0,0 +1,10 @@
+#pragma once
+
+// for memory leaks
+#ifdef _DEBUG
+
+#define _CRTDBG_MAP_ALLOC
+#include <stdlib.h>
+#include <crtdbg.h>
+
+#endif // _DEBUG