Cabal revisions of List-0.3.0

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

 Name:                List Version:             0.3.0+x-revision: 1 Category:            Control Synopsis:            List monad transformer and class Description: Library   hs-Source-Dirs:      src   Extensions:-  Build-Depends:       base >= 3 && < 5, mtl+  Build-Depends:       base >= 3 && < 4.8, mtl   Exposed-modules:     Control.Monad.ListT,                        Data.List.Class   Ghc-Options:         -O2 -Wall