Cabal revisions of lifted-async-0.7.0

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

 name:                lifted-async version:             0.7.0+x-revision: 1 synopsis:            Run lifted IO operations asynchronously and wait for their results homepage:            https://github.com/maoe/lifted-async bug-reports:         https://github.com/maoe/lifted-async/issues     , lifted-async     , lifted-base     , monad-control-    , mtl+    , mtl < 2.3     , tasty     , tasty-hunit == 0.9.*     , tasty-th       base     , async     , lifted-async-    , mtl+    , mtl < 2.3     , tasty-hunit == 0.9.*     , tasty-th