This changeset reverts some or all edits made in changesets 160472356, 160475656, 160475816, 160478541, 160510222, 160510306, 160510359, 160510377, 160510447, 160510474, 160510504, 160510522, 160510540, 160510661, 160510836, 160510850, 160510856, 160510872, 160511006, 160511776, 160511876, 160511901, 160511935, 160512006, 160512100, 160512178, 160512289, 160512638, 160512717, 160517118, 160517236, 160517432, 160517582, 160517643, 160518888, 160519092, 160519656, 160519922, 160519965, 160520042, 160579377, 160579490, 160579692, 160579893, 160582316, 160582432, 160582470, 160582578, 160583006, 160583195, 160587334, 160587901, 160588117, 160588443, 160588694, 160589246, 160589665, 160589673, 160589720, 160590631, 160736708, 160736735, 160736770, 160736855, 160736863, 160736879, 160736924, 160737011, 160737027, 160737040, 160737071, 160737089, 160737149, 160737158, 160737284, 160737310, 160737390.