** 5.8 **
* Disable flying only in survival mode
* If player logout while flying teleport to spawn if under feet have air
* Added command
/islandev rankreload * Changed command
/islandev rank to display rank
* Added command
/islandev purgebyrank <points> - you can remove islands with less points than param
* Added command
/islandev ranktruncate - remove whole rank from database