splitting part of util into smaller crates (#4956)

* split path module from util

* moved RotatingLogger from util to logger crate

* fix tests

* fix tests

* use only one version of ansi_term crate

updater/src/lib.rs

@@ -26,6 +26,7 @@ extern crate ethsync;
 extern crate ethcore_ipc as ipc;
 extern crate target_info;
 extern crate parity_reactor;
+extern crate path;
 
 mod updater;
 mod operations;

updater/src/updater.rs

@@ -21,7 +21,7 @@ use std::path::{PathBuf};
 use target_info::Target;
 use util::misc;
 use ipc_common_types::{VersionInfo, ReleaseTrack};
-use util::path::restrict_permissions_owner;
+use path::restrict_permissions_owner;
 use util::{Address, H160, H256, Mutex, Bytes};
 use ethsync::{SyncProvider};
 use ethcore::client::{BlockId, BlockChainClient, ChainNotify};