updated serde to version 1.0

ethkey/src/keypair.rs

@@ -16,7 +16,7 @@
 
 use std::fmt;
 use secp256k1::key;
-use rustc_serialize::hex::ToHex;
+use rustc_hex::ToHex;
 use keccak::Keccak256;
 use super::{Secret, Public, Address, SECP256K1, Error};
 

ethkey/src/lib.rs

@@ -19,7 +19,7 @@ extern crate rand;
 extern crate lazy_static;
 extern crate tiny_keccak;
 extern crate secp256k1;
-extern crate rustc_serialize;
+extern crate rustc_hex;
 extern crate ethcore_bigint as bigint;
 extern crate crypto as rcrypto;
 extern crate byteorder;

ethkey/src/signature.rs

@@ -21,7 +21,7 @@ use std::str::FromStr;
 use std::hash::{Hash, Hasher};
 use secp256k1::{Message as SecpMessage, RecoverableSignature, RecoveryId, Error as SecpError};
 use secp256k1::key::{SecretKey, PublicKey};
-use rustc_serialize::hex::{ToHex, FromHex};
+use rustc_hex::{ToHex, FromHex};
 use bigint::hash::{H520, H256};
 use {Secret, Public, SECP256K1, Error, Message, public_to_address, Address};