* Start getting rid of Cursor
* try to make the tests pass and fail
* make the tests pass
* remove unused uses
* fix clippy warnings
* fix potential OOM exploits
* fix OOM in az-nbt
* fix nbt benchmark
* fix a test
* start replacing it with Cursor<Vec<u8>>
* wip
* fix all the issues
* fix all tests
* fix nbt benchmark
* fix warnings