Cabal revisions of classy-prelude-1.4.0

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

  name:           classy-prelude version:        1.4.0+x-revision: 1 synopsis:       A typeclass-based Prelude. description:    See docs and README at <http://www.stackage.org/package/classy-prelude> category:       Control, Prelude     , primitive     , say     , semigroups-    , stm+    , stm < 2.5     , stm-chans >=3     , text     , time >=1.5