==== WorkerExecutor API Cleanup

The deprecated `submit(Class, Action)` method of the `WorkerExecutor` interface has been removed.
Instead, obtain a `WorkQueue` via the `noIsolation()`, `classLoaderIsolation()`, and `processIsolation()`, methods and use the `submit(Class, Action)` method on the `WorkQueue` instead.

==== DependencySubstitution API Cleanup