Custom attribute for binary serialization (#3922)

* derive(Binary) -> binary

* ethcore types refact

* fixup ethcore

* make binary optional

* fix common types

* fix updater

* remove condition

stratum/src/traits.rs

@@ -19,7 +19,8 @@ use std::error::Error as StdError;
 use util::H256;
 use ipc::IpcConfig;
 
-#[derive(Debug, Clone, Binary)]
+#[derive(Debug, Clone)]
+#[binary]
 pub enum Error {
 	NoWork,
 	NoWorkers,
@@ -53,7 +54,7 @@ pub trait PushWorkHandler: Send + Sync {
 	fn push_work(&self, payloads: Vec<String>) -> Result<(), Error>;
 }
 
-#[derive(Binary)]
+#[binary]
 pub struct ServiceConfiguration {
 	pub listen_addr: String,
 	pub secret: Option<H256>,