hkd-0.2: dependencies

Dependencies for hkd-0.2

library	base (>=4.6 && <4.18) some (>=1.0.0.3 && <1.1) if !impl(ghc>=7.10) transformers (>=0.3 && <0.6) if !impl(ghc>=8.0) semigroups (>=0.18.5 && <1) if !impl(ghc>=7.8) tagged (>=0.8.5 && <1)