Cabal revisions of tardis-0.3.0.0

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

 name:                tardis version:             0.3.0.0+x-revision: 1 synopsis:            Bidirectional state monad transformer homepage:            https://github.com/DanBurton/tardis bug-reports:         https://github.com/DanBurton/tardis/issues   default:        False  library+  build-depends: mtl <2.3+   exposed-modules:     Control.Monad.Tardis                      , Control.Monad.Tardis.Class                      , Control.Monad.Trans.Tardis