* Rewrite client handling

We are supporting muliple polkadot-like chains and all have different
client types. This pr reworks the client handling by having all of them
in one enum combined. Besides that, there is added a special trait
`ExecuteWithClient` to use the internal client.

* Apply suggestions from code review

Co-authored-by: Robert Habermeier <[email protected]>

* Up the versions

* Fix Cargo.lock

* Fix merge conflict

* ......................

* ....v2

* yep

* I'm dumb...

* Browser lol

Co-authored-by: Robert Habermeier <[email protected]>

* propagate chain_api subsystem through various locations

* add ChainApi to AllMessages

Co-authored-by: Peter Goodspeed-Niklaus <[email protected]>

This reverts commit 4227cd0d.

Co-authored-by: Bastian Köcher <[email protected]>

* Add Rococo test network

* Correct license header

* Add bootNodes address

* Fix compile errors

* Change bootNodes

* Change rococo bootNodes

* Add new bootNodes

* Fix bootNodes typo

* Remove public telemetry

* Add rococo-local chain spec

* Remove staking

* Remove staking from chain spec

* use rococo-staging chain spec and preserve bootnodes

* Same but with --raw

* update chain name and remove telemetry

* Empty commit to re-trigger CI

* Fix revision (temp. until I merge master)

* Revert to branch = master to avoid conflicts

* Revert to branch = master to avoid conflicts

* Disable test (temp)

* Revert to branch = master to avoid conflicts

* Revert to branch = master to avoid conflicts

* Change bootNodes IPs for second rococo network

* Revert "Disable test (temp)"

This reverts commit a159f12e

.

* Revert purchase

* Update chain spec

* FUUU

* Update service/src/lib.rs

Co-authored-by: Robert Habermeier <[email protected]>

* Update runtime/rococo/src/lib.rs

Co-authored-by: Robert Habermeier <[email protected]>

* Fix compilation

Co-authored-by: Evaldo <[email protected]>
Co-authored-by: David Dorgan <[email protected]>
Co-authored-by: Cecile Tonglet <[email protected]>
Co-authored-by: Robert Habermeier <[email protected]>

* Cleanup upcoming paras

* Also remove pending genesis

* Not there but here

* Sudo wrapper for paras

* Move to separate module

* Add some docs

* Add notes about contextual execution

* Clarify that `validation_data_hash` consists of global and local data

* Update roadmap/implementers-guide/src/runtime/inclusion.md

Co-authored-by: Bastian Köcher <[email protected]>

* Incorporate rphmeier's suggestion.

Co-authored-by: Bastian Köcher <[email protected]>

* Fix test-runtime

* Remove duplicate tests

* Sort out validation errors

* Typo

* Fixed wasm/android build

* Fixed bad merge

* Fix transaction payment runtime api companion

Companion for Substrate pr: https://github.com/paritytech/substrate/pull/6792

* 'Update substrate'

Co-authored-by: parity-processbot <>

* rename rococo to rococo-v1

* update Cargo.lock

* Initial commit

* v0 to v1 primitives and remove attestations

* Review fixes

* implement candidate_events

* remove dead code

* chain-api subsystem skeleton

* chain-api subsystem: draft impl

* chain-api subsystem: mock testclient

* chain-api subsystem: impl HeaderBacked for TestClient

* chain-api subsystem: impl basic tests

* chain-api subsystem: tiny guide

* chain-api subsystem: rename ChainApiRequestMessage to ChainApiMessage

* chain-api subsystem: add the page to the ToC

* chain-api subsystem: proper error type

* chain-api subsystem: impl ancestors request

* chain-api subsystem: tests for ancestors request

* guide: fix ancestor return type

* runtime-api subsystem: remove unused dep

* fix fmt

* fix outdated comment

* chain-api subsystem: s/format/to_string

* lower-case subsystem names

* chain-api subsystem: resolve Finalized todo

* chain-api subsystem: remove TODO

* extract request errors into a module

* remove caching TODO

* fix imports

* Do a small write-up on collation-generation

* preamble to collator protocol

* notes on protocol

* collation-generation: point to collator protocol

* fix missing bracket

* expand on collator protocol wire protocol

* add a couple more sentences

* expand on requests some more

* go higher level

* network bridge: note peerset

* note peer-set = validation for protocols

* add `ConnectToValidators` message

* use ConnectToValidators in collator protocol

* typo

* remove references to sentry nodes