Updating to draft-krawczyk-cfrg-opaque-06, reworking envelope construction and removing AEAD (#14)

Updating to draft-krawczyk-cfrg-opaque-06, reworking envelope construction and removing AEAD

src/oprf.rs

@@ -7,13 +7,8 @@ use crate::{errors::InternalPakeError, group::Group};
 use generic_array::{typenum::U64, GenericArray};
 use hkdf::Hkdf;
 use rand_core::{CryptoRng, RngCore};
-
 use sha2::{Digest, Sha256};
 
-// Low-level API
-// =============
-// This file contains an implementation of an oblivious pseudorandom function (OPRF), as well as password hashing and encryption functions.
-
 pub(crate) struct OprfClientBytes<Grp: Group> {
     pub(crate) alpha: Grp,
     pub(crate) blinding_factor: Grp::Scalar,