Scaled-time was changed to time-multiplier and now accepts a float.
Standardize all headers.
Un-float the navigation.
Move commandBlockOutput to unsupported gamerules.
Add other unsupported gamerules.
Double-jump is a kit.
Update block drops.
Update potions page.
Clean, wax and polish all tables.
Note that -3000 damage makes a tool unbreakable.
Add documentation for Mob Disguises.