* Changed identity keypair to use ed25519
* Encryption key is now x25519 based + compatibiltiy with sphinx
* Pathing and import fixes
* Moved all asymmetric keys to sub-module in crypto
* Extracted aes to separate module
* kdf module in crypto
* Ability to perform diffie hellman on encryption keys
* ecdsa on identity keys
* Extremely rough and incomplete registration handshake
* Authentication primitives
* Creating new random authenticationIV
* Wrapper type for the derived shared key
* Removed AuthToken in favour of using SharedKey for authentication
* Gateway identity keys
* Registration handshake without error mapping
* Gateway address in client config
* Added extra key for gateway presence
* Updated pemstore to work on borrows instead
* Gateway client trying to perform the handshake
* Gateway changes to allow for handshake and shared key
* Debug trait on sharedkey
* native client using updated gateway client
* Slightly updated gateway API
* Minor cleanup
* Fixed pemstore to correctly save multiple keypairs
* Gateway actually deriving shared key during handshake
* Gateway sending correct mid-handshake message
* Missing quotation mark in client config template
* Fixed template for correct shared key serialization
* Fixed gateway authentication
* Fixed tests
* Using correct gateway key when converting to sphinx node
* "get_all_clients" takes them from gateways as opposed to providers now
* cargo fmt
* Renamed pemstore methods
* Unused import
* Encryption of forward requests between client and gateway
* Updated sphinx dependency to use public revision
* Sending 'error' on handshake processing error
* Removed some dead code
* Updated wasm code to work with new gateway and updated the example
* cargo fmt
* Fixed test by ensuring destination is present at a gateway
* Updated hardcoded default port
* ibid. to correct value
* Initial set of re-exported sphinx types and constants
* Removed direct sphinx dependency from healthchecker
* Crypto module
* nym-client no longer needing sphinx
* All common modules
* mix-client until removed
* Sfw-provider no longer depending on sphinx crate
* Mixnode no longe depending directly on sphinx crate
* Ibid. for sfw-provider-requests
* Corrected import inside nymsphinx itself
* wasm client no longer needing direct sphinx dependency
* Required gateway change due to re-exporting constants in one place
* Missing import path changes in tests
* Removed direct dependency on curve25519 from wasm client
* Lock file changes
Jędrzej Stuczyński