[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v6.0.0-rc.2...v6.0.0) * Add progress callback for key backups [\#1368](https://github.com/matrix-org/matrix-js-sdk/pull/1368)
[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v6.0.0-rc.2...v6.0.0) * Add progress callback for key backups [\#1368](https://github.com/matrix-org/matrix-js-sdk/pull/1368)