Allow single opcode stepping for EVM (#9051)

* Feed in ActionParams on VM creation

* Fix ethcore after Vm interface change

* Move informant inside Interpreter struct

* Move do_trace to Interpreter struct

* Move all remaining exec variables to Interpreter struct

* Refactor VM to allow single opcode step

* Fix all EVM tests

* Fix all wasm tests

* Fix wasm runner tests

* Fix a check case where code length is zero

* Fix jsontests compile

* Fix cargo lock

* Use match instead of expect

* Use cheaper check reader.len() == 0 for the initial special case

* Get rid of try_and_done! macro by using Result<(), ReturnType>

* Use Never instead of ()

* Fix parity-bytes path

* Bypass gasometer lifetime problem by borrow only for a instance

* typo: missing {

* Fix ethcore test compile

* Fix evm tests

ethcore/src/json_tests/executive.rs

@@ -281,8 +281,8 @@ fn do_json_test_for<H: FnMut(&str, HookType)>(vm_type: &VMType, json_data: &[u8]
 				&mut tracer,
 				&mut vm_tracer,
 			));
-			let mut evm = vm_factory.create(&params, schedule.wasm.is_some());
-			let res = evm.exec(params, &mut ex);
+			let mut evm = vm_factory.create(params, &schedule, 0);
+			let res = evm.exec(&mut ex);
 			// a return in finalize will not alter callcreates
 			let callcreates = ex.callcreates.clone();
 			(res.finalize(ex), callcreates)