An updated Version of sladke's guide.

Second tile screen code done by RichardsonGaming. Everything else was still up to date and was done by sladke.

https://docs.google.com/drawings/d/1UvK5OdoYXt0D1DM3mayMp_SGkAzRp4IpQV5HM2GiI98/edit?usp=sharing