* use BABE to author blocks on Rialto (previously: Aura)

* removed extra script

* use bp_rialto::Moment

* fix tests

* Babe should control session end

* add parachain pallets to Rialto runtime

* add parachain pallets to rialto runtime + add parachains inherent data provider to node

* remove script again

* fmt

* allow unlicensed crates

* spellcheck

* fix compilation

* move some associated types from relay_substrate_client::Chain to bp_runtime::Chain

* dummy commit

* Revert "dummy commit"

This reverts commit 81bc64aa.

* resubmit transactions: start

* resubmit transactions: continue

* enable resubmitter in deployments

* clippy

* spellcheck

* Update relays/client-substrate/src/chain.rs

Co-authored-by: Tomasz Drwięga <[email protected]>

* fix compilation

* fix compilation

Co-authored-by: Tomasz Drwięga <[email protected]>

* fix delivery transaction estimation in greedy relayer

* fixed typo

* improve logging

* improve logging

* fmt

* fix compilation

* fmt

* Update relays/lib-substrate-relay/src/messages_target.rs

Co-authored-by: Tomasz Drwięga <[email protected]>

* review

Co-authored-by: Tomasz Drwięga <[email protected]>

* mortal relay transactions

* sign block hash for mortal transactions

* TransactionEraOf

* add explanation

* enable mortal transactions for Westend -> Millau headers relay

* clippy

* spellcheck

* remove unused dev deps

* Removing unused deps

* move ChainWithBalances::NativeBalance -> Chain::Balance

* dummy commit

* Revert "dummy commit"

This reverts commit c0064215.

* Remove `pallet-substrate-bridge`

* Fix transfer call encoding test

Co-authored-by: Tomasz Drwięga <[email protected]>

* Update copyright date to 2021

* Bump date in license header template

* Start generalizing rialto-millau commands.

* cargo fmt --all

* Introduce generic balance.

* Unify message payloads.

* cargo fmt --all

* init - generic

* Attempt to unify send message.

* Start moving things around.

* cargo fmt --all

* Move init-bridge.

* cargo fmt --all

* Improve UX of bridge argument.

* Fix clippy.

* Fix docs and scripts.

* Add docs.

* Apply suggestions from code review

Co-authored-by: Hernando Castano <[email protected]>

* Fix copyright.

* Add issue numbers.

* More todos.

* Update comments.

Co-authored-by: Hernando Castano <[email protected]>

* Remove chains.

* Move relay clients.

* Flatten generic.

* Fix fmt.