Add WeightInfo to all pallets with benchmarks. (#6575)

* Start adding weight info

* More weightinfo

* finish weight info

* more fixes

* inital update of node runtime

* fix the rest of the compilation

* update balances

* add docs

* fix balances tests

* Fix more tests

* Fix compile

* Fix pallet-evm tests

substrate/bin/node-template/runtime/src/lib.rs

@@ -189,6 +189,8 @@ impl system::Trait for Runtime {
 	type OnKilledAccount = ();
 	/// The data to be stored in an account.
 	type AccountData = balances::AccountData<Balance>;
+	/// Weight information for the extrinsics of this pallet.
+	type SystemWeightInfo = ();
 }
 
 impl aura::Trait for Runtime {
@@ -221,6 +223,7 @@ impl timestamp::Trait for Runtime {
 	type Moment = u64;
 	type OnTimestampSet = Aura;
 	type MinimumPeriod = MinimumPeriod;
+	type WeightInfo = ();
 }
 
 parameter_types! {
@@ -235,6 +238,7 @@ impl balances::Trait for Runtime {
 	type DustRemoval = ();
 	type ExistentialDeposit = ExistentialDeposit;
 	type AccountStore = System;
+	type WeightInfo = ();
 }
 
 parameter_types! {