- replaced AUTOSPACE define with {ME_,CU_,MB_}AUTOSPACE,

different objects shouldn't share flags this way (still sharing of
  other mesh flags in renderer... ickity pickity, but I'm not fixing now)
 - removed some unnecessary uses of DNA_mesh_types.h

source/blender/src/buttons_logic.c

@@ -63,7 +63,6 @@
 #include "DNA_sound_types.h"
 #include "DNA_text_types.h"
 #include "DNA_view3d_types.h"
-#include "DNA_mesh_types.h"
 
 #include "BKE_library.h"
 #include "BKE_global.h"