Killed mmath.[ch]. Moved low-level functions/assembly code into imports.[ch]

Moved type conversion and interpolation macros into macros.h
Updated all the files that used to include mmath.h

src/mesa/main/histogram.c

@@ -1,10 +1,10 @@
-/* $Id: histogram.c,v 1.11 2002/10/24 23:57:21 brianp Exp $ */
+/* $Id: histogram.c,v 1.12 2003/03/01 01:50:21 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
- * Version:  3.5
+ * Version:  5.1
  *
- * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
+ * Copyright (C) 1999-2003  Brian Paul   All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -30,7 +30,6 @@
 #include "context.h"
 #include "image.h"
 #include "histogram.h"
-#include "mmath.h"
 
 
 /*