Major cleanup and prepare for new hv exploit.

shellcode_hv/shellcode_hv_args.h

@@ -1,7 +1,5 @@
 // This file is shared between kernel shellcode and hypervisor shellcode
 
-#include <stdint.h>
-
 typedef struct {
   uint64_t bzimage_pa;    // Already relocated by Kernel shellcode
   uint64_t initrd_pa;     // Already relocated by Kernel shellcode