Duplicants can no longer get the "Pacifist" trait if they have a Digging interest. This prevents the bug where their stats would reroll if they ever had both Digging interest and Pacifist.
Door toggle buttons once again animate while waiting for a Duplicant to perform the action.
Optimizations
Reduce memory usage when saving numbers. And there are a lot of numbers in this game...
Reduce memory usage for writing out encoded strings.
