Cabal revisions of jukebox-0.5.1

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

 Name: jukebox Version: 0.5.1+x-revision: 1 Cabal-version: >= 1.10 Build-type: Simple Author: Nick Smallbone  Library   default-language: Haskell2010-  Build-depends: base >= 4 && < 5, array, transformers >= 0.4.0.0, directory,+  Build-depends: base >= 4 && < 5, array, transformers >= 0.4.0.0 && < 0.6, directory,     filepath, pretty >= 1.1.2.0, symbol, dlist, process, containers, uglymemo,     minisat, utf8-string   if !impl(ghc >= 8.0)