haskell-wxc: update to version 0.90.1.0
haskell-wxcore: update to version 0.90.1.0
haskell-wxdirect: update to version 0.90.1.0
haskell-wxHaskell: drop obsolete patch
ghc-7.4.2: fix build on recent versions of Darwin
ghc-7.8.1: fix build on recent versions of Darwin
ghc-HEAD: fix build on recent versions of Darwin
haskell-unix-time: fix test suite in shared library build

https://github.com/kazu-yamamoto/unix-time/issues/20
wxHaskell: touch files after extracting the tarball to fix broken timestamps