Added hater blockers to v4 header files.
I think the checksum stuff should be right.
Makefile and regen changes so that v4 is automatically checked for includes.
Changing around #includes to match up with v4 stuff.
Regen Makefile.
Doing a lot of stuff.

1. Adding bge-map-send.*
2. Moving header typedefs to v4-types.h
3. Updating v4 stuff with includes.
4. Cleaning up bge-map nwk API.