WHen will this be ready for 1.37
If you think that here is so many staffs and they are all updating MP? No, here is only 2 developers for update MP, it is not easy for do all good. Developers always can just update MP to new version, but here will be so many bugs, that players will be angry. Be patient, all will be updated soon.
If you want to play in MP now, you can downgrade your game version, more about it here