Move Cryptographic logic to Crypto.rs

[JelleMillenaar]

Migrate all Cryptographic primitives and complex primitive uses to the Crypto.rs repository.

• [x] Add HMAC-SHA384 to Crypto.rs PR
• [x] Add SHA384 to Crypto.rs PR
• [ ] Add AES-128-GCM and AES-192-GCM to Crypto.rs PR ~Issue~
• [ ] Add ChaCha20Poly1305 PR
• [x] Add AES Key Wrap to Crypto.rs PR
• [ ] Add AES-CBC to Crypto.rs PR ~Issue~
• [x] Add pbkdf hmac sha256/sha384 to Crypto.rs PR
• [x] Update Identity.rs to use Crypto.rs