* Add xcm-simulator and xcm-simulator-example.
* Abstract xcmp and dmp handling.
* Use mock message queue.
* Xcm simulator example unit tests.
* Use relay chain block number on sending msg.
* Fix typo.
* fmt
* more fmt
* Fix deps.
* Remove unused relaying XCM
* Aggregate HRMP (XCMP/HMP) messages. Payloads for spambot.
* Revert lock
* Fix
* Broken example
* Introduce fee payment mechanics into XCM.
* Weight limitations on XCM execution
* Mock environment for tests and the first test
* Tests for XCM and a few refactors.
* Remove code that's not ready
* Fix for an XCM and an additional test
* Query response system
* XCMP message dispatch system reimagining
- Moved most of the logic into xcm-handler pallet
- Altered the outgoing XCMP API from push to pull
- Changed underlying outgoing queue data structures to avoid multi-page read/writes
- Introduced queuing for incoming messages
- Introduced signal messages as a flow-control sub-stream
- Introduced flow-control with basic threshold back-pressure
- Introduced overall weight limitation on messages executed
- Additonal alterations to XCM APIs for the new system
* Some build fixes
* Remove the Encode bounds sprayed around
* More faff
* Fix bounds amek use latest scale codec.
* remove println
* fixes
* Fix XcmExecutor Tests
* Fix XCM bounds using derivative crate
* Refactor names of XcmGeneric &c into Xcm
* Repot the xcm-executor into xcm-builder
* Docs
* Docs
* Fixes
* Update xcm/src/lib.rs
Co-authored-by: Shawn Tabrizi <shawntabrizi@gmail.com>
* Fixes
* Docs
* Update runtime/parachains/src/ump.rs
Co-authored-by: Shawn Tabrizi <shawntabrizi@gmail.com>
* Docs
* Fixes
* Fixes
* Fixes
* Docs
* Fixes
* Fixes
* Introduce transfer_asset specialisation.
* Fixes
* Fixes
Co-authored-by: Shawn Tabrizi <shawntabrizi@gmail.com>
Martin Pugh