Changes to ghc

Changes to ghc:
commit db497cd1bef818e5b2ae3028a48538f2cba95157
Author: Joachim Breitner <mail@joachim-breitner.de>
Date:   Sun Mar 16 17:40:51 2014 +0100

    Fix comment for ghci script files

    (Unchecked comment-only commits should better use the right commenting
    style...)