This changeset reverts some or all edits made in changesets 138136154, 138136269, 138136370, 138136388, 138136401, 138136421, 138136433, 138136453, 138136467, 138136476, 138136492, 138136499, 138136504, 138136535, 138136560, 138136607, 138136617, 138136643.