Permissions
playertracker.* - description: Gives access to all Player-Tracker commands
playertracker.track - description: Gives access to track players by name or IP (default: op)
playertracker.track.recursive - description: Gives players access to recursive tracker searches if they can use /track (default: op)
playertracker.onJoin - description: Gives a short report on a player as they join (default: op)
playertracker.hidetracks - description: Can add/remove users to the hidden players list (default: op)
playertracker.hidetracks.override - description: Can lookup/list users even if they are hidden (default: false)