Cabal revisions of extra-1.2

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

 build-type:         Simple name:               extra version:            1.2+x-revision: 1 license:            BSD3 license-file:       LICENSE category:           Development     hs-source-dirs: src     build-depends:         base >= 4.4 && < 5,-        directory,+        directory <1.2.3,         filepath,         process,         time     default-language: Haskell2010     build-depends:         base == 4.*,-        directory,+        directory <1.2.3,         filepath,         extra,         time,