separate trie from util and make its dependencies into libs:

* bytes
* hashdb
* memorydb
* nibbleslice
* nibblevec

updater/Cargo.toml

@@ -17,6 +17,7 @@ ethcore = { path = "../ethcore" }
 ethsync = { path = "../sync" }
 ethcore-util = { path = "../util" }
 ethcore-bigint = { path = "../util/bigint" }
+ethcore-bytes = { path = "../util/bytes" }
 futures = "0.1"
 parking_lot = "0.4"
 parity-hash-fetch = { path = "../hash-fetch" }

updater/src/lib.rs

@@ -19,6 +19,7 @@
 #[macro_use] extern crate log;
 extern crate ethcore_util as util;
 extern crate ethcore_bigint as bigint;
+extern crate ethcore_bytes as bytes;
 extern crate ipc_common_types;
 extern crate parking_lot;
 extern crate parity_hash_fetch as hash_fetch;

updater/src/updater.rs

@@ -32,7 +32,8 @@ use service::{Service};
 use target_info::Target;
 use types::all::{ReleaseInfo, OperationsInfo, CapState};
 use bigint::hash::{H160, H256};
-use util::{Address, Bytes};
+use util::Address;
+use bytes::Bytes;
 use parking_lot::Mutex;
 use util::misc;