# Version 1.4.2
- Drop an Arc
# Version 1.4.1
- switch back to manual implementation for tokio02 integration
# Version 1.4.0
- add tokio03 integration
# Version 1.3.0
- use async-compat for tokio02 integration
# Version 1.2.1
- tokio02 fix
# Version 1.2.0
- Add tokio02 feature
# Version 1.1.1
- Update `async-executor`.
# Version 1.1.0
- Update async-executor
# Version 1.0.2
- Do not run global tasks in `block_on()`
# Version 1.0.1
- Update dependencies
# Version 1.0.0
- Update dependencies
- Make async-io support optional
# Version 0.2.3
- Change license to MIT or Apache-2.0
# Version 0.2.2
- Reexport `async_executor::Task`
# Version 0.2.1
- Make sure we spawn at least one thread
# Version 0.2.0
- Rename `run` to `block_on` and drop `'static` requirement
- Add `GlobalExecutorConfig::with_thread_name`
# Version 0.1.4
- Add init functions
# Version 0.1.3
- `run`: do not require `Future` to be `Send`
# Version 0.1.2
- Adjust dependencies
# Versio 0.1.1
- Fix the number of spawned threads
# Version 0.1.0
- Initial release