reactiveui/ReactiveUI — pull request #288 by xpaulbettsx (2013-05-18 06:47:06+00:00)
Title: Rewrite ReactiveCommand

This PR combines and rewrites ReactiveCommand and ReactiveAsyncCommand to be under one object, inspired by ReactiveCocoa's RACCommand. Here's the interface for it:

```cs
public interface IReactiveCommand : IHandleObservableErrors, IObservable