Added 1.8 Blocks and Items
Added iron trapdoor, fence gates and doors to the redstone simulator
Added new blocks to the BlockHandler
Added new blocks to the BlockInfo
Fixed typo
Added stone slab in BlockSlab.h
Fixed incorrect handlers
Added blocks to the fire simulator
Added 1.8 food to the food list
Added barrier block
Fixed mutton name in ItemHandler
Fixed mutton name in Sheep.cpp
Added new doors in ItemDoor.h
Fixed 1.8 Item stacking and block harvesting
Added Sea Lantern drops
Added slime block to slime balls recipe
Added type checking to map loading.
Fixed players custom name in 1.8
Merge branch 'master' into blocks

Conflicts:
	src/Items/ItemHandler.cpp
	src/Simulator/IncrementalRedstoneSimulator.cpp
Re-added 1.8 blocks to the redstone simulator