success-0.2.6: A version of Either specialised for encoding of success or failure

# success-0.2.6: A version of Either specialised for encoding of success or failure

The primary motivation for creation of this package was the need for the `Alternative` instance of `Either`, which there is no sane way to implement. The type provided by this library extends `Either` in a way to provide the missing instance.

Modules

- Success
  - Success.Impure
  - Success.Pure