Remove v0 parachains runtime (#1501)

* remove v0 parachains modules and switch to v1 primitives

* get tests compiling for runtime-common

* remove registrar module

* Add a dummy module

* remove runtime-parachains

* mostly remove old parachains code from polkadot-runtime

* remove slots::Trait implementation

* remove sp_std prelude import

* add a ZeroSizedTypeDifferentiator to dummy

* finish porting over polkadot runtime

* ZeroSizedTypeDifferentiator was actually unnecessary

* westend

* kusama

* test-runtime (no dummy modules)

* fix warning

* fix chain-specs

* fix test-service

* test-client

* remove dead import

* remove unused needed_extrinsics parameter

* runtimes compile

* remove rococo-v0

* remove remaining references to Rococo

* bump versions

polkadot/runtime/common/src/dummy.rs

@@ -0,0 +1,30 @@
+// Copyright 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/>.
+
+//! A dummy module for holding place of modules in a runtime.
+
+use frame_support::{decl_module, decl_storage};
+
+pub trait Trait<I: Instance = DefaultInstance>: frame_system::Trait { }
+
+decl_module! {
+	pub struct Module<T: Trait<I>, I: Instance = DefaultInstance> for enum Call where origin: T::Origin {
+	}
+}
+
+decl_storage! {
+	trait Store for Module<T: Trait<I>, I: Instance = DefaultInstance> as Dummy { }
+}