New goldilocks and poseidon2 implementation

Goldilocks implementation from Plonky2 (#15)

https://github.com/0xPolygonZero/plonky2/blob/main/field/src/goldilocks_field.rs

v0.0.8

inplace optimizations (#12)

v0.0.7

Revert gnark-crypto downgrade (#10)

v0.0.6: gnark-crypto version downgrade (#9)

Co-authored-by: Emin Ayar <[email protected]>

v0.0.5

Revert last reviews (#7)

v0.0.4

Small fix (#6)

v0.0.3

Small fix (#6)

v0.0.2

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v0.0.1

Initial Commit