* drakes can collect/drop items and use buttons
* add a basic implementation of mob dexterity levels
* trained drake emotes are less visually intrusive
also fixes being able to take anchored items as a drake
also fixes some double messages on drake storage
also fixes animals being able to attack/scratch doors without a cooldown
also adds optional scratch_sound on simple_mob for when scratching a door
* fire alarm & conveyor switch drake interactions
also fix runes for actions
also fix not showing progress for dropping an item
* trained drake button/inventory review tweaks
* animal harness suggestions early return tweak