Add permission check and cooldown to islandbot.
Add permission check and cooldown to islandbot.

Signed-off-by: SunDwarf <22fa6121da96f43a106e413e65d4f9089c53824c@veriny.tf>

MJB47/Jokusoramame,MJB47/Jokusoramame,MJB47/Jokusoramame