1.3.0
------------
* Support of `ArrowState`.
* Added utilities related to `ArrowLoop` (cycleDelay, Pump)
* Correct EOS behaviour of some utilities.
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.