Update Substrate (#812)

* Update to latest Substrate master

* upgrade decl_storage declaration

* Companion PR to Substrate#4752

* Substrate update: Identity should bound additional fields (#4770)

Substrate commit: 2c9ce7296b19934b1ffd50150be2fdb2ddf81a4e

* WIP

* WIP

* Updated substrate and fixes

* Fix compilation and switch to latest wasm-builder-runner

* Fixed missing doc

* Update collator/src/lib.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
Co-authored-by: thiolliere <gui.thiolliere@gmail.com>
Co-authored-by: Pierre Krieger <pierre.krieger1708@gmail.com>
Co-authored-by: Cecile Tonglet <cecile.tonglet@cecton.com>

polkadot/cli/src/cli.rs

@@ -0,0 +1,55 @@
+// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// This file is part of Polkadot.
+
+// Polkadot is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Polkadot is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Polkadot.  If not, see <http://www.gnu.org/licenses/>.
+
+//! Polkadot CLI library.
+
+use structopt::StructOpt;
+pub use sc_cli::RunCmd;
+
+#[allow(missing_docs)]
+#[derive(Debug, StructOpt, Clone)]
+pub enum Subcommand {
+	#[allow(missing_docs)]
+	#[structopt(flatten)]
+	Base(sc_cli::Subcommand),
+
+	#[allow(missing_docs)]
+	#[structopt(name = "validation-worker", setting = structopt::clap::AppSettings::Hidden)]
+	ValidationWorker(ValidationWorkerCommand),
+}
+
+#[allow(missing_docs)]
+#[derive(Debug, StructOpt, Clone)]
+pub struct ValidationWorkerCommand {
+	#[allow(missing_docs)]
+	pub mem_id: String,
+}
+
+#[allow(missing_docs)]
+#[derive(Debug, StructOpt, Clone)]
+pub struct Cli {
+	#[allow(missing_docs)]
+	#[structopt(subcommand)]
+	pub subcommand: Option<Subcommand>,
+
+	#[allow(missing_docs)]
+	#[structopt(flatten)]
+	pub run: RunCmd,
+
+	#[allow(missing_docs)]
+	#[structopt(long = "enable-authority-discovery")]
+	pub authority_discovery_enabled: bool,
+}