Implement KIP4: create2 for wasm (#9277)

* Basic implementation for kip4

* Add KIP-4 config flags

* typo: docs fix

* Fix args offset

* Add tests for create2

* tests: evm

* Update wasm-tests and fix all gas costs

* Update wasm-tests

* Update wasm-tests and fix gas costs

json/src/spec/params.rs

@@ -146,6 +146,9 @@ pub struct Params {
 	/// Wasm activation block height, if not activated from start
 	#[serde(rename="wasmActivationTransition")]
 	pub wasm_activation_transition: Option<Uint>,
+	/// KIP4 activiation block height.
+	#[serde(rename="kip4Transition")]
+	pub kip4_transition: Option<Uint>,
 }
 
 #[cfg(test)]