1.2.0

• Support of ArrowReader.
• Added await fail handling.
• Improved performance by church-encoded free monads.
• Arrow stack of newest GHC support for some utilities.

1.1.1

• Eliminated banana brackets to support newest GHC.

1.1.0

• Hide Event constructors and some instances (Applicative, Monad).
• Added feedback
• Fixed accum

1.0,1

• Fix some bugs of core part.
• Added onEnd.
• Added sample.

1.0.0

• First release.