Use the display name that is set when upgrading sonics
Refresh the chunk after growing the room
Fix broken `/tardis direction` and `rebuild` commands
Add `/tardisprefs ctm [on|off]` command

If `on` replace the left front wool block in the Police box with a
quartz pillar textured on ends with the TARDIS door sign
Adjust monster spawn location if no-one in TARDIS

If no naturally spawned monsters are found, give a 25% chance of
spawning a random mob to enter each repeat cycle
Remove requirement to use key on inner TARDIS door

Only applies to `preferences.walk_in_tardis: true`
Add `/tardisremote [player] back` command

Only available to admin users and the console
Fix sign when materialising