Improved/Added: adaptive screen widths, max capability.
Changed font: Circus/Libertinage
Stlying touchups/
Dev check: chat server and client.
Better styling. Other touchups.
Dev. checkpoint.
RemoveD: scaffolding for chat room enter.
Added: Chat_Seat.read_list_by_room
Added: Chat_Msg.read_list_by_room_and_author_ids