Fix includes, hsfload, mess, update aurora (#584)

* Fix REL includes till mgmodedll

* hsfload fixes

* update aurora, fixups

* Minor tweaks

* update aurora

* Mess byteswapping and comment out 3D render code

src/REL/m451Dll/m451.c

@@ -17,6 +17,10 @@
 
 #include "game/gamework_data.h"
 
+#ifndef __MWERKS__
+#include "game/hsfex.h"
+#endif
+
 typedef struct bss_348_data {
     s16 unk0[5];
     s16 unkA;