makerom: build 0.13

in rsf: "Rom" renamed to "RomFs" and "HostRoot" renamed to "RootPath".
Cci rsf settings "MediaSize"/"CardDevice" are automatically decided if
not specified manually. Also some bug fixes.
makerom: misc
makerom: refactoring

refactor exheader/rsf code
makerom: bug fix
makerom: misc
makerom: misc
makerom: misc
ctrtool: tmd savesize detection & smarter exheader pre check
Merge pull request #25 from 3DSGuy/unstable

makerom 0.13 and ctrtool fixes