Upgrade dalek to V2. [WIP] #1340

Job	Run time
counter cargo:test	1m 55s
wasm-transform cargo:test	2m 28s
smart-contracts/wasm-chain-integration lint:clippy	2m 52s
wasm-chain-integration cargo:test	16m 13s
smart-contracts/escrow lint:clippy	2m 1s
smart-contracts/wasm-chain-integration lint:clippy	2m 26s
smart-contracts/wasm-transform lint:clippy	2m 14s
smart-contracts/lockup lint:clippy	2m 5s
smart-contracts/wasm-chain-integration lint:clippy	2m 22s
smart-contracts/use-all-host-functions lint:clippy	1m 59s
smart-contracts/wasm-transform lint:fmt	2m 22s
smart-contracts/wasm-transform lint:fmt	13s
smart-contracts/wasm-chain-integration lint:fmt	2m 30s
smart-contracts/rate-limited lint:clippy	2m 13s
escrow lint:fmt	26s
lockup lint:fmt	20s
smart-contracts/wasm-chain-integration lint:fmt	15s
smart-contracts/counter lint:clippy	2m 29s
use-all-host-functions lint:fmt	14s
smart-contracts/context-test lint:clippy	2m 7s
wasm-core-spec cargo:test	2m 23s
rate-limited lint:fmt	14s
smart-contracts/fib lint:clippy	2m 2s
Ensure consistency between wat and wasm files	10s
counter lint:fmt	12s
context-test lint:fmt	12s
fib lint:fmt	12s
	55m 9s

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