* Fix browser.rs

* Apply suggestions from code review

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

* Bump runtime version

* Bump runtime version

* Update to latest Substrate master

* upgrade decl_storage declaration

* Companion PR to Substrate#4752

* Substrate update: Identity should bound additional fields (#4770)

Substrate commit: 2c9ce7296b19934b1ffd50150be2fdb2ddf81a4e

* WIP

* WIP

* Updated substrate and fixes

* Fix compilation and switch to latest wasm-builder-runner

* Fixed missing doc

* Update collator/src/lib.rs

Co-authored-by: Bastian Köcher <[email protected]>
Co-authored-by: thiolliere <[email protected]>
Co-authored-by: Pierre Krieger <[email protected]>
Co-authored-by: Cecile Tonglet <[email protected]>

* Update to latest Substrate master

* upgrade decl_storage declaration

* Companion PR to Substrate#4752

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

* upgrade tokio again

* Remove WrappedExecutor

* switch to spawn_blocking

* Update docker.md

Few Edits:
 - Use the `latest` version of polkadot.
 - Add a missing `--` when reporting the version.

* Update docker.md use `westend` chain

> Alex doesn't exist anymore, the current test net is `westend`.
According to https://github.com/paritytech/polkadot/issues/803

* Final commit of tested westend config

* Minor update for validator 4's stake amount

* use decl_error in common runtime modules

* Apply suggestions from code review

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

* add json

* Add spec changes

* Fix config method

* spaces -> tabs

* Update to latest Substrate master

* Update wasm-builder and make `run` work

* ci: backport runtime version checks from v0.6 branch

* adjust substrate version file path

* Asyncify launch_work a bit more

* An error message misword

* A bit more async in collator

* update latest substrate polkadot-master

* fix test compilation

* bump version to 0.7.18

* bump impl_version

* update substrate

* Revert "Instantiate environment with asynchronous API (#768)"

This reverts commit 989db4b8.

* update substrate

* remove unused parameter type

* bump trie-db version for tests

* fix collator test

* update substrate

* remove unnecessary service changes