Revert to 2013.2.0.0 until ghc-7.8Revert "haskell-platform-2014.1 snapshot"
    
    Reverting "HP-2014.2 includes hscolour"
    Reverting "cgi dropped"
    Reverting "tweak build-tools"
    Reverting "more build fixes"
    Reverting "more build tweaks"
    Reverting "opt out of f21 mass rebuild due to changes staged for ghc78"
    Reverting "fixes for new upstream buildsystem"
    Reverting "haskell-platform-2014.1 snapshot"