0.4

Fixed MC 1.8.X compatibility
Added permission 'powercamera.hidestartmessages' to hide the messages when viewing a camera
Added command '/pc stop' to stop the current running camera / preview mode
Added permission 'powercamera.cmd.stop' for the command '/pc stop'
Added command '/pc addcommand ' to execute command while displaying a camera path, use '%player%' for the player's name