Merge pull request #227 from yenatch/master

Map setup scripts
Merge pull request #228 from yenatch/nuke-globals

Nuke globals.asm
Merge remote-tracking branch 'kanzure/master' into nuke-globals
Include specific constant files instead of constants.asm

Doesn't seem to improve build time, but lets the user change constants without
having to rebuild everything. That said, main.asm is still a bottleneck.

Also get rid of includes.asm.
compare.sh: diff -u
Merge pull request #229 from yenatch/nuke-globals

Use globals to implicitly define labels before passing them into BANK().
Merge remote-tracking branch 'kanzure/master' into nuke-globals