Move to solana-ed25519-dalek (#4248)

sdk/Cargo.toml

@@ -11,7 +11,6 @@ edition = "2018"
 [dependencies]
 bincode = "1.1.3"
 bs58 = "0.2.0"
-ed25519-dalek = "1.0.0-pre.0"
 hex = "0.3.2"
 byteorder = "1.2.1"
 chrono = { version = "0.4.0", features = ["serde"] }
@@ -26,4 +25,5 @@ sha2 = "0.8.0"
 serde = "1.0.91"
 serde_derive = "1.0.91"
 serde_json = "1.0.39"
+solana-ed25519-dalek = "0.1.0"
 untrusted = "0.6.2"

sdk/src/signature.rs

@@ -2,12 +2,12 @@
 
 use crate::pubkey::Pubkey;
 use bs58;
-use ed25519_dalek;
 use generic_array::typenum::U64;
 use generic_array::GenericArray;
 use rand::rngs::OsRng;
 use rand::{CryptoRng, Rng};
 use serde_json;
+use solana_ed25519_dalek as ed25519_dalek;
 use std::error;
 use std::fmt;
 use std::fs::{self, File};