Update to latest Polkadot & Substrate (#75)

* Start fixing compilation errors

* Switch to git version of `WasmBuilder`

* Fix compilation

* More updates

* Adapt to latest Substrate/Polkadot changes

test/parachain/runtime/build.rs

@@ -19,7 +19,7 @@ use wasm_builder_runner::WasmBuilder;
 fn main() {
 	WasmBuilder::new()
 		.with_current_project()
-		.with_wasm_builder_from_crates("1.0.9")
+		.with_wasm_builder_from_git("https://github.com/paritytech/substrate.git", "0b30207969fdde85e0dad785750757399cd0e3e4")
 		.export_heap_base()
 		.import_memory()
 		.build()

test/parachain/runtime/src/lib.rs

@@ -24,11 +24,10 @@ include!(concat!(env!("OUT_DIR"), "/wasm_binary.rs"));
 
 use sp_api::impl_runtime_apis;
 use sp_core::OpaqueMetadata;
-use sp_runtime::traits::{
-	BlakeTwo256, Block as BlockT, ConvertInto, StaticLookup, Verify,
-};
+use sp_runtime::traits::{BlakeTwo256, Block as BlockT, ConvertInto, StaticLookup, Verify};
 use sp_runtime::{
-	create_runtime_str, generic, impl_opaque_keys, transaction_validity::TransactionValidity,
+	create_runtime_str, generic, impl_opaque_keys,
+	transaction_validity::{TransactionSource, TransactionValidity},
 	AnySignature, ApplyExtrinsicResult,
 };
 use sp_std::prelude::*;
@@ -321,8 +320,11 @@ impl_runtime_apis! {
 	}
 
 	impl sp_transaction_pool::runtime_api::TaggedTransactionQueue<Block> for Runtime {
-		fn validate_transaction(tx: <Block as BlockT>::Extrinsic) -> TransactionValidity {
-			Executive::validate_transaction(tx)
+		fn validate_transaction(
+			source: TransactionSource,
+			tx: <Block as BlockT>::Extrinsic,
+		) -> TransactionValidity {
+			Executive::validate_transaction(source, tx)
 		}
 	}