Revert "Revert "Contracts!""

This reverts commit 0c292d50480a01318c0cc425f4377eeecf43ec2f.

Conflicts:
	target/classes/ironcrystal/minecraftrp/commands/MayorCommands.class
	target/classes/ironcrystal/minecraftrp/event/Listeners.class
	target/classes/ironcrystal/minecraftrp/event/town/PlayerJoinTown.class
	target/classes/ironcrystal/minecraftrp/event/town/RegionCreation.class

	target/classes/ironcrystal/minecraftrp/timer/mayor/MayorClaimChunkVisualTimer.class

	target/classes/ironcrystal/minecraftrp/timer/mayor/MayorConfirmChunkTimer.class