README and documentation

[hitodama]

It's needed, do it.

• Naming convention (Sony based)
• Dependency diagram and modular description
  • Hacking & improvement guide
• Contribution guide
• Needed, next steps, todos and wiki
• Document code (even if minimally)
• Document further knowledge in wiki / start wiki

[hitodama]

Add https://forums.freebsd.org/threads/1566/ somewhere