* make reading use thiserror
* finish implementing all the error things
* clippy warnings related to ok_or
* fix some errors in other places
* thiserror in more places
* don't use closures in a couple places
* errors in writing packet
* rip backtraces
* change some BufReadError::Custom to UnexpectedEnumVariant
* Errors say what packet is bad
* error on leftover data and fix
it wasn't reading the properties for gameprofile
