Update to latest Polkadot & Substrate (#850)

* Update to latest Polkadot & Substrate

* More fixes

test/service/src/lib.rs

@@ -124,6 +124,7 @@ pub fn new_partial(
 		config.wasm_method,
 		config.default_heap_pages,
 		config.max_runtime_instances,
+		config.runtime_cache_size,
 	);
 
 	let (client, backend, keystore_container, task_manager) =
@@ -639,6 +640,7 @@ pub fn node_config(
 		base_path: Some(base_path),
 		informant_output_format: Default::default(),
 		wasm_runtime_overrides: None,
+		runtime_cache_size: 2,
 	})
 }