separate semantic_version from util (#6438)

ethcore/src/engines/authority_round/mod.rs

@@ -42,6 +42,7 @@ use ethkey::{verify_address, Signature};
 use io::{IoContext, IoHandler, TimerToken, IoService};
 use itertools::{self, Itertools};
 use rlp::{UntrustedRlp, encode};
+use semantic_version::SemanticVersion;
 use util::*;
 
 mod finality;

ethcore/src/engines/basic_authority.rs

@@ -31,6 +31,7 @@ use evm::Schedule;
 use ethjson;
 use header::{Header, BlockNumber};
 use client::Client;
+use semantic_version::SemanticVersion;
 use super::signer::EngineSigner;
 use super::validator_set::{ValidatorSet, SimpleList, new_validator_set};
 

ethcore/src/engines/mod.rs

@@ -54,6 +54,7 @@ use spec::CommonParams;
 use transaction::{UnverifiedTransaction, SignedTransaction};
 
 use ethkey::Signature;
+use semantic_version::SemanticVersion;
 use util::*;
 
 /// Default EIP-210 contrat code.

ethcore/src/engines/tendermint/mod.rs

@@ -48,6 +48,7 @@ use super::transition::TransitionHandler;
 use super::vote_collector::VoteCollector;
 use self::message::*;
 use self::params::TendermintParams;
+use semantic_version::SemanticVersion;
 
 #[derive(Debug, PartialEq, Eq, Clone, Copy, Hash)]
 pub enum Step {