gnu: Add hspec-discover. * gnu/packages/haskell.scm (hspec-discover): New variable.
gnu: Add ghc-hspec-meta. * gnu/packages/haskell.scm (ghc-hspec-meta): New variable.
gnu: Add ghc-hspec-core. * gnu/packages/haskell.scm (ghc-hspec-core): New variable.
gnu: Add ghc-hspec-expectations. * gnu/packages/haskell.scm (ghc-hspec-expectations): New variable.
gnu: Add ghc-silently. * gnu/packages/haskell.scm (ghc-silently): New variable.
gnu: Add ghc-temporary. * gnu/packages/haskell.scm (ghc-temporary): New variable.
gnu: Add ghc-exceptions. * gnu/packages/haskell.scm (ghc-exceptions): New variable.
gnu: Add ghc-transformers-compat. * gnu/packages/haskell.scm (ghc-transformers-compat): New variable.
gnu: Add ghc-quickcheck-io. * gnu/packages/haskell.scm (ghc-quickcheck-io): Add variable.
gnu: Add ghc-stringbuilder. * gnu/packages/haskell.scm (ghc-stringbuilder): New variable.
gnu: Add ghc-setenv. * gnu/packages/haskell.scm (ghc-setenv): New variable.
gnu: Add ghc-async. * gnu/packages/haskell.scm (ghc-async): New variable.
gnu: Remove ghc-containers. Since GHC 7.10.2 provides containers, this package has become unneeded. * gnu/packages/haskell.scm (ghc-containers): Remove variable.
gnu: Add ghc-ansi-terminal. * gnu/package/haskell.scm (ghc-ansi-terminal): New variable.
gnu: cabal-install: Update to 1.22.6.0. * gnu/packages/haskell.scm (cabal-install): Update to 1.22.6.0.
gnu: ghc-http: Update to 4000.2.20. * gnu/packages/haskell.scm (ghc-http): Update to 4000.2.20. Add input old-time, required in new GHC 7.10.2.
gnu: ghc-network: Update to 2.6.2.1. * gnu/packages/haskell.scm (ghc-network): Update to 2.6.2.1. * gnu/packages/haskell.scm (ghc-network-uri): Update to 2.6.0.3.
gnu: ghc-vector: Update to 0.11.0.0. * gnu/packages/haskell.scm (ghc-vector): Update to 0.11.0.0.
gnu: ghc-syb: Update to 0.6. * gnu/packages/haskell.scm (ghc-syb): Update to 0.6.
gnu: ghc-quickcheck: Update to 2.8.1. * gnu/packages/haskell.scm (ghc-quickcheck): Update to 2.8.1.