Write [RST](https://en.wikipedia.org/wiki/ReStructuredText) reference documentation for the IOP BIOS API used by modules in this repository: - [ ] INTRMAN - [ ] LOADCORE - [ ] SIFCMD - [ ] SIFMAN - [ ] THBASE Also: - [ ] License reference documentation so that it easily can be shared with [PS2SDK](https://github.com/ps2dev/ps2sdk). Dual licence? Which ones?