GitLab

* Add XCM Origin and converter

* IsMajority filter can be location-prefixed

* Update xcm/pallet-xcm/src/lib.rs
Co-authored-by: Alexander Popiak <alexander.popiak@parity.io>

* Update xcm/src/v0/multi_location.rs
Co-authored-by: Alexander Popiak <alexander.popiak@parity.io>

* Introduce UsingComponents to allow reuse of fee payment in XCM

* Use Drop rather than finalize

* Add errors for weight.

* Apply suggestions from code review
Co-authored-by: Alexander Popiak <alexander.popiak@parity.io>

* Fixes

* Update xcm/xcm-builder/src/weight.rs
Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Various XCM fixes and improvements

* Fixes

* Update xcm/xcm-builder/src/weight.rs
Co-authored-by: Alexander Popiak <alexander.popiak@parity.io>

* Update xcm/xcm-builder/src/weight.rs
Co-authored-by: Alexander Popiak <alexander.popiak@parity.io>

* Update xcm/xcm-builder/src/weight.rs
Co-authored-by: Alexander Popiak <alexander.popiak@parity.io>

* Fixes
Co-authored-by: Alexander Popiak <alexander.popiak@parity.io>
Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>