0.5.0.0

- Removed all dependencies except base. This is a breaking change because
  we lose the Alt, Plus and Apply instances.

0.4.0.0

- Removed Monad, MonadThrow, MonadCatch instances.
- Added Semigroup instance.
- Removed exception and mtl dependencies.

0.3.1.0

- Made internal function "conceit'" public.

0.3.0.0

- Incorporate the solution to issue #27 from the async package
  https://github.com/simonmar/async/issues/27 
  This changes the order of cancellation of threads in case
  of an asynchronous exception.

0.2.2.1

- Qualified Alt to make it compile with GHC 7.10.

0.2.2.0

- Bumped void and exceptions dependencies.

0.2.1.0

- Now >> behaves differently from the concurrent *>, and sequences its
  arguments. It makes more sense for the monad. This is what Haxl does as
  well. 

0.2.0.0

- Internal changes that remove the necessity for (Show e,Typeable e)
  constraints.
- Removed async dependency.
- Many new instances for Conceit.

0.1.1.0

- Added _Conceit.