separate trie from util and make its dependencies into libs:

* bytes
* hashdb
* memorydb
* nibbleslice
* nibblevec

parity/blockchain.rs

@@ -24,7 +24,8 @@ use rustc_hex::FromHex;
 use hash::{keccak, KECCAK_NULL_RLP};
 use bigint::prelude::U256;
 use bigint::hash::H256;
-use util::{ToPretty, Address};
+use util::Address;
+use bytes::ToPretty;
 use rlp::PayloadInfo;
 use ethcore::service::ClientService;
 use ethcore::client::{Mode, DatabaseCompactionProfile, VMType, BlockImportError, BlockChainClient, BlockId};

parity/configuration.rs

@@ -25,7 +25,8 @@ use cli::{Args, ArgsError};
 use hash::keccak;
 use bigint::prelude::U256;
 use bigint::hash::H256;
-use util::{Bytes, version_data, Address};
+use util::{version_data, Address};
+use bytes::Bytes;
 use util::journaldb::Algorithm;
 use ansi_term::Colour;
 use ethsync::{NetworkConfiguration, is_valid_node_url};

parity/dapps.rs

@@ -31,7 +31,8 @@ use node_health::{SyncStatus, NodeHealth};
 use rpc;
 use rpc_apis::SignerService;
 use parity_reactor;
-use util::{Bytes, Address};
+use util::Address;
+use bytes::Bytes;
 
 #[derive(Debug, PartialEq, Clone)]
 pub struct Configuration {

parity/informant.rs

@@ -36,7 +36,7 @@ use number_prefix::{binary_prefix, Standalone, Prefixed};
 use parity_rpc::{is_major_importing};
 use parity_rpc::informant::RpcStats;
 use bigint::hash::H256;
-use util::Bytes;
+use bytes::Bytes;
 use parking_lot::{RwLock, Mutex};
 
 /// Format byte counts to standard denominations.

parity/main.rs

@@ -59,6 +59,7 @@ extern crate ethcore_light as light;
 extern crate ethcore_logger;
 extern crate ethcore_util as util;
 extern crate ethcore_bigint as bigint;
+extern crate ethcore_bytes as bytes;
 extern crate ethcore_network as network;
 extern crate ethkey;
 extern crate ethsync;