Hackported dev-haskell/lens-aeson
Hacported dev-haskell/wreq
Merge pull request #354 from zudov/wreq

Added `dev-haskell/wreq` and its dependency `dev-haskell/lens-aeson`
dev-haskell/gtk2hs-buildtools: Fix missing dependency on hashtables

For ghc>=7.7 dev-haskell/hashtables is a dependency
Merge pull request #355 from rabisg/fix/gtk2hs-buildtools

dev-haskell/gtk2hs-buildtools: Fix missing dependency on hashtables
io-reactive fork