✨ Features

- Introduce `BFieldCodec` for 1-tuples (3e048c6b)
- Introduce `BFieldCodec` for up to 12-tuples (ec466e6d)
- Introduce `BFieldCodec` for signed integers (34f37acb)

🐛 Bug Fixes

- (!) *(BFieldCodec)* Avoid possibly wrong `as` casts (1380e379)

♻️ Refactor

- (!) Remove deprecated functions (f1e22eb1)
- (!) Remove trait `AlgebraicHasher` (78d42b51)