Minor: N64 fix include path. SNES load rom with index 0 only (#921)

support/n64/n64.cpp

@@ -7,11 +7,11 @@
 #include "../../hardware.h"
 #include "../../menu.h"
 #include "../../shmem.h"
+#include "../../lib/md5/md5.h"
 
 #include "miniz.h"
 #include "n64.h"
 #include "n64_cpak_header.h"
-#include "lib/md5/md5.h"
 
 #pragma push_macro("NONE")
 #pragma push_macro("BIG_ENDIAN")

user_io.cpp

@@ -2601,7 +2601,7 @@ int user_io_file_tx(const char* name, unsigned char index, char opensave, char m
 			FileSeek(&f, 256, SEEK_SET);
 			bytes2send = 64 * 1024;
 		}
-		else {
+		else if ((index & 0x3F) == 0) {
 			printf("Load SNES ROM.\n");
 			uint8_t* buf = snes_get_header(&f);
 			hexdump(buf, 16, 0);