Extract blockchain from ethcore (#10114)

* Split blockchain & db from ethcore.

* Clean up blockchain deps.

* Missing docs.

* Fix blockchain tests.

* Make other crates compile.

* Remove some re-exports.

* Remove types re-export from ethcore.

* Remove EVM dependency from transaction.

* Merge ethcore-transaction with common-types.

* Clean-up ethcore deps a bit.

* remove ethcore from cargo.toml

* Update ethcore/blockchain/src/lib.rs

Co-Authored-By: tomusdrw <tomusdrw@users.noreply.github.com>

* Address review comments.

* Update DB comment.

* Add tracking issue to the TODO and fix typo.

* Common naming for common types.

* Update ethcore/db/src/keys.rs

Co-Authored-By: tomusdrw <tomusdrw@users.noreply.github.com>

* Update ethcore/blockchain/src/generator.rs

Co-Authored-By: tomusdrw <tomusdrw@users.noreply.github.com>

* Try to fix beta tests.

ethcore/src/state/account.rs

@@ -31,7 +31,7 @@ use ethtrie::{TrieFactory, TrieDB, SecTrieDB, Result as TrieResult};
 use pod_account::*;
 use rlp::{RlpStream, encode};
 use lru_cache::LruCache;
-use basic_account::BasicAccount;
+use types::basic_account::BasicAccount;
 
 use std::cell::{RefCell, Cell};
 

ethcore/src/state/mod.rs

@@ -26,7 +26,7 @@ use std::fmt;
 use std::sync::Arc;
 use hash::{KECCAK_NULL_RLP, KECCAK_EMPTY};
 
-use receipt::{Receipt, TransactionOutcome};
+use types::receipt::{Receipt, TransactionOutcome};
 use machine::EthereumMachine as Machine;
 use vm::EnvInfo;
 use error::Error;
@@ -38,7 +38,7 @@ use pod_state::{self, PodState};
 use types::basic_account::BasicAccount;
 use executed::{Executed, ExecutionError};
 use types::state_diff::StateDiff;
-use transaction::SignedTransaction;
+use types::transaction::SignedTransaction;
 use state_db::StateDB;
 use factory::VmFactory;
 
@@ -1316,7 +1316,7 @@ mod tests {
 	use machine::EthereumMachine;
 	use vm::EnvInfo;
 	use spec::*;
-	use transaction::*;
+	use types::transaction::*;
 	use ethcore_logger::init_log;
 	use trace::{FlatTrace, TraceError, trace};
 	use evm::CallType;

ethcore/src/state/substate.rs

@@ -17,7 +17,7 @@
 //! Execution environment substate.
 use std::collections::HashSet;
 use ethereum_types::Address;
-use log_entry::LogEntry;
+use types::log_entry::LogEntry;
 use evm::{Schedule, CleanDustMode};
 use super::CleanupMode;
 
@@ -69,7 +69,7 @@ impl Substate {
 #[cfg(test)]
 mod tests {
 	use super::Substate;
-	use log_entry::LogEntry;
+	use types::log_entry::LogEntry;
 
 	#[test]
 	fn created() {