Overhaul crypto (Schnorr/Ristretto, HDKD, BIP39) (#1795)

* Rijig to Ristretto

* Rebuild wasm

* adds compatibility test with the wasm module

* Add Ed25519-BIP39 support

* Bump subkey version

* Update CLI output

* New keys.

* Standard phrase/password/path keys.

* Subkey uses S-URI for secrets

* Move everything to use new HDKD crypto.

* Test fixes

* Ignore old test vector.

* fix the ^^ old test vector.

* Fix tests

* Test fixes

* Cleanups

* Fix broken key conversion logic in grandpa

CC @rphmeier

* Remove legacy Keyring usage

* Traitify `Pair`

* Replace Ed25519AuthorityId with ed25519::Public

* Expunge Ed25519AuthorityId type!

* Replace Sr25519AuthorityId with sr25519::Public

* Remove dodgy crypto type-punning conversions

* Fix some tests

* Avoid trait

* Deduplicate DeriveJunction string decode

* Remove cruft code

* Fix test

* Minor removals

* Build fix

* Subkey supports sign and verify

* Inspect works for public key URIs

* Remove more crypto type-punning

* Fix typo

* Fix tests

substrate/core/service/src/lib.rs

@@ -34,6 +34,7 @@ use log::{info, warn, debug};
 use futures::prelude::*;
 use keystore::Store as Keystore;
 use client::BlockchainEvents;
+use primitives::Pair;
 use runtime_primitives::generic::BlockId;
 use runtime_primitives::traits::{Header, As};
 use exit_future::Signal;
@@ -62,7 +63,7 @@ use components::{StartRPC, MaintainTransactionPool};
 #[doc(hidden)]
 pub use network::OnDemand;
 
-const DEFAULT_PROTOCOL_ID: &'static str = "sup";
+const DEFAULT_PROTOCOL_ID: &str = "sup";
 
 /// Substrate service.
 pub struct Service<Components: components::Components> {