Removed debug message.
Fixed /deletealladminclaims NPE.

I think this has been broken since the beginning of the UUID migration
work, and nobody noticed.
Armor stands are now buildable in creative worlds.
Better in-game sign notifications.

Multi-line, and including the sign's location.
Fixed /deletealladminclaims NPE (really).
Fixed NPE in vehicle damage handler.

Ugh, more stupid shit - if it's a vehicle damage event, how can there be
no vehicle associated?
Version to 9.2.2