Unfreeze DCON after failed X start, and fail more quickly when there are
        problems.
    Change default runlevel to 5 (replacing an uglier patch to do this in our
        image creation tool).
    Remove a redundant udev console initialization which causes the screen to
        flash during prettyboot (dlo trac #3569). This replaces an uglier patch
        to do this in our image creation tool.
    Set up keymap when hal sees an OLPC keyboard. This replaces an uglier patch
        in our image creation tool.