Log Message:
Import hs-Cabal-1.16.0.3 as wip/hs-Cabal.

The Haskell Common Architecture for Building Applications and
Libraries: a framework defining a common interface for authors to more
easily build their Haskell applications in a portable way.

The Haskell Cabal is part of a larger infrastructure for distributing,
organizing, and cataloging Haskell libraries and tools.