Go back to resetting the refresh counter after a DMA. Probably not quite correct as it is probably reset on VDP triggered refresh, but this is close enough for now given the general limitations with my refresh code. VDP FIFO Testing seems to be passing 100% reliably again (was occassionally failing still with the last commit)

#ifndef GDB_REMOTE_H_
#define GDB_REMOTE_H_
#include "genesis.h"

void gdb_remote_init(void);
void gdb_debug_enter(m68k_context * context, uint32_t pc);

#endif //GDB_REMOTE_H_