Many renames.

- Everything polkadot becomes polkadot-.
- Wasm (substrate) executor tests split from Wasm (Polkadot) runtime and
built independently.

substrate/client/src/Cargo.toml

@@ -21,4 +21,4 @@ substrate-primitives = { path = "../primitives" }
 substrate-rpc-servers = { path = "../rpc-servers" }
 polkadot-primitives = { path = "../polkadot-primitives" }
 polkadot-executor = { path = "../polkadot-executor" }
-native-runtime = { path = "../native-runtime" }
+polkadot-runtime = { path = "../polkadot-runtime" }