Use sign_with in consensus (#6008)

* Add derive_more to sp_core

* Convert Vec to Signature

* Use sign_with in AURA and BABE

* Signing errors

* Update slots to return consensus result

* Fix use

* Clone public key

* Match block_params

* WIP

* Use to_public_crypto_pair

* Pass public key only to block import params

* Address PR review

* Fix consensus RPC

* Fix babe tests

* adjust uses

* Fix line widths

substrate/primitives/application-crypto/src/lib.rs

@@ -34,7 +34,11 @@ pub use codec;
 #[cfg(feature = "std")]
 pub use serde;
 #[doc(hidden)]
-pub use sp_std::{ops::Deref, vec::Vec};
+pub use sp_std::{
+	convert::TryFrom,
+	ops::Deref,
+	vec::Vec,
+};
 
 pub mod ed25519;
 pub mod sr25519;
@@ -457,6 +461,14 @@ macro_rules! app_crypto_signature_common {
 		impl $crate::AppSignature for Signature {
 			type Generic = $sig;
 		}
+
+		impl $crate::TryFrom<$crate::Vec<u8>> for Signature {
+			type Error = ();
+
+			fn try_from(data: $crate::Vec<u8>) -> Result<Self, Self::Error> {
+				Ok(<$sig>::try_from(data.as_slice())?.into())
+			}
+		}
 	}
 }