free-3.4: CHANGELOG.markdown

3.4
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* Added instance `MonadFree f (ContT r m)`

3.3.1
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* Refactored build system
* Removed upper bounds on my own intra-package dependencies

3.3
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* Added `Control.Alternative.Free` and `Control.MonadPlus.Free`

3.2
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* Added `Control.Free.Applicative`
* Moved `Control.Monad.Free.Church` from `kan-extensions` into this package.