Upgrade to jsonrpc v14 (#11151)

* Upgrade to jsonrpc v14

Contains https://github.com/paritytech/jsonrpc/pull/495 with good bugfixes to resource usage.

* Bump tokio & futures.

* Bump even further.

* Upgrade tokio to 0.1.22

* Partially revert "Bump tokio & futures."

This reverts commit 100907eb91907aa124d856d52374637256118e86.

miner/stratum/Cargo.toml

@@ -8,8 +8,8 @@ authors = ["Parity Technologies <admin@parity.io>"]
 [dependencies]
 ethereum-types = "0.8.0"
 keccak-hash = "0.4.0"
-jsonrpc-core = "13.2.0"
-jsonrpc-tcp-server = "13.2.0"
+jsonrpc-core = "14.0.0"
+jsonrpc-tcp-server = "14.0.0"
 log = "0.4"
 parking_lot = "0.9"
 

miner/stratum/src/lib.rs

@@ -497,4 +497,11 @@ mod tests {
 			"{ \"id\": 17, \"method\": \"mining.notify\", \"params\": { \"00040008\", \"100500\" } }\n",
 			response);
 	}
+
+	#[test]
+	fn jsonprc_server_is_send_and_sync() {
+		fn is_send_and_sync<T: Send + Sync>() {}
+
+		is_send_and_sync::<JsonRpcServer>();
+	}
 }