Cabal revisions of tagged-0.4.2

Hackage metadata revisions edit the .cabal file after upload; each diff below is one revision.

 name:           tagged version:        0.4.2+x-revision: 1 license:        BSD3 license-file:   LICENSE author:         Edward A. Kmett     cpp-options: -DLANGUAGE_DeriveDataTypeable     other-extensions: DeriveDataTypeable   build-depends:-    base >= 2 && < 5+    base >= 2 && < 4.7   exposed-modules:     Data.Tagged     Data.Proxy