Upgdate to latest polkadot & substrate (#263)

* Upgdate to latest polkadot & substrate

* Fix code formatting (cargo fmt)

* Fix unit tests

test/service/src/lib.rs

@@ -382,6 +382,7 @@ pub fn node_config(
 		transaction_pool: Default::default(),
 		network: network_config,
 		keystore: KeystoreConfig::InMemory,
+		keystore_remote: Default::default(),
 		database: DatabaseConfig::RocksDb {
 			path: root.join("db"),
 			cache_size: 128,