Fixing compilation on stable

ethcore/src/executive.rs

@@ -514,8 +514,12 @@ impl<'a> Executive<'a> {
 #[cfg(test)]
 #[allow(dead_code)]
 mod tests {
+	use std::sync::Arc;
 	use ethkey::{Generator, Random};
 	use super::*;
+	use util::{H256, U256, U512, Address, Uint, FixedHash, FromHex, FromStr};
+	use util::bytes::BytesRef;
+	use rlp::{UntrustedRlp, RlpType};
 	use action_params::{ActionParams, ActionValue};
 	use env_info::EnvInfo;
 	use evm::{Factory, VMType};

ethcore/src/miner/miner.rs

@@ -1141,9 +1141,12 @@ impl MinerService for Miner {
 #[cfg(test)]
 mod tests {
 
+	use std::sync::Arc;
 	use std::time::Duration;
 	use super::super::{MinerService, PrioritizationStrategy};
 	use super::*;
+	use block::IsBlock;
+	use util::{U256, Uint, FromHex};
 	use ethkey::{Generator, Random};
 	use client::{BlockChainClient, TestBlockChainClient, EachBlockWith, TransactionImportResult};
 	use header::BlockNumber;

ethcore/src/miner/transaction_queue.rs

@@ -1217,6 +1217,7 @@ mod test {
 	use super::{TransactionSet, TransactionOrder, VerifiedTransaction};
 	use miner::local_transactions::LocalTransactionsList;
 	use client::TransactionImportResult;
+	use transaction::{SignedTransaction, Transaction, Action};
 
 	fn unwrap_tx_err(err: Result<TransactionImportResult, Error>) -> TransactionError {
 		match err.unwrap_err() {

ethcore/src/state/account.rs

@@ -445,7 +445,7 @@ impl fmt::Debug for Account {
 
 #[cfg(test)]
 mod tests {
-
+	use rlp::{UntrustedRlp, RlpType, View, Compressible};
 	use util::*;
 	use super::*;
 	use account_db::*;