2.5

Compile fix; MAXFLOAT is not defined uniformly on platforms.
Note for the coders: 

ED_types.h: has editor wide defines and structs
ED_util.h: has editor wide functions

Both includes also are containing old cruft to get things
to compile (and work), for later cleanup.

source/blender/editors/space_script/script_header.c

@@ -42,6 +42,7 @@
 #include "BKE_screen.h"
 
 #include "ED_screen.h"
+#include "ED_types.h"
 #include "ED_util.h"
 
 #include "WM_api.h"