Fixed WorldGuard handler, fixed indentation...

fixed /compass, added Essentials Handler to pull location information of
warps instead of using the /warp command, fix item ghosting out of the
compass, fixed permissions, major cleanup, fix creating "compass"
inventories to use it like a real compass, fixed ClassCast error if
InventoryClickEvent player is an NPC (HumanEntity), better error
handling of sign interacting and sign creating.