[CI] Change rust nightly

XCM Handler pallet (airalab#97)

* Enabled XCM Handler pallet

* Fix build, bump runtime version

Release 0.22 (airalab#91)

* Upgrade to latest cumulus

* Added Earth/Mars parachains

* Update relay chainspec

* Switch cumulus back to parity repo

* Fix unit tests

* Updated releay chainspec

* Added parachain bootnodes

* Updated chain specs

* Slim development runtime.

* Drop unnecessary modules from development runtime.
* Upgrade to latest cumulus & polkadot & substrate.
* Fix browser node builds.

* [CI] fix integration tests

* Update parachain specs.

* Fix node builds.
* Fix code formatting.

* Enhanced CI integration workflow

* Added Aarch64 builds.
* Added two level build cache.
* Cleanup.

* [CI] install wasm-bindgen-cli

* Updated relaychain spec

* Earth parachain by default

* [CI] fix ubuntu os

* Disable libudev dependency

* [CI] temporary disable aarch64 target

Set Robonomics parachain genesis for subkey

Set Robonomics parachain genesis for subkey

Added parachain chainspec

[CI] fix builds

Update parachain spec

Updated README

Bump version