We’ve been dreading it. Planning around it. Making forced gallows-humor jokes about it. And now… Well, in a bizarrely unilateral move, Gov. (ptooey!) Cuomo announced that there would be no L train shutdown.  Couldn’t have said it any better myself, cryptically ominous subway tile graffiti. In a totally “everything means nothing” move, that bitter pill that we’ve been gagging on…