free-3.1: dependencies

Dependencies for free-3.1

library	base (>=4 && <4.7) bifunctors (==3.0.) comonad (==3.0.) comonad-transformers (==3.0.) comonads-fd (==3.0.) distributive (>=0.2.1 && <0.3) mtl (>=2.0.1.0 && <2.2) semigroupoids (==3.0.*) semigroups (>=0.8.3.1 && <0.9) transformers (>=0.2.0 && <0.4)