Metadata v14 (companion to #3336) (#564)

* Remove event pallet::metadata attributes

* Add scale-info deps, TypeInfo derives, update call variants

* Update metadata runtime APIs

* Add missing scale_info dependency, update rococo runtime API

* Add missing scale_info dependency

* Remove pushed diener patches

* Cargo.lock

* Add missing scale-info dependencies

* Fixes

* Statemint runtime fixes

* Call struct variant empty matches

* Add missing scale-info dependency

* Fixes

* scale-info 1.0

* cargo update -p xcm

* update lock

* Update Cargo.lock

* update to latest polkadot

* remove rpc_http_threads

https://github.com/paritytech/substrate/pull/9737

* replace task executor with tokio handler

https://github.com/paritytech/substrate/pull/9737

* fix test compilation?

* Update Cargo.lock

* cargo update

* remove unused

* Update substrate and polkadot

* Update test/client/src/lib.rs

Co-authored-by: Shawn Tabrizi <shawntabrizi@gmail.com>
Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

cumulus/pallets/aura-ext/Cargo.toml

@@ -18,6 +18,7 @@ sp-application-crypto = { git = "https://github.com/paritytech/substrate", defau
 
 # Other Dependencies
 codec = { package = "parity-scale-codec", version = "2.0.0", default-features = false, features = ["derive"]}
+scale-info = { version = "1.0.0", default-features = false, features = ["derive"] }
 serde = { version = "1.0.101", optional = true, features = ["derive"] }
 
 [dev-dependencies]
@@ -27,6 +28,7 @@ cumulus-pallet-parachain-system = { path = "../parachain-system" }
 default = [ "std" ]
 std = [
 	"codec/std",
+	"scale-info/std",
 	"serde",
 	"frame-support/std",
 	"sp-runtime/std",