v1.3 for Minecraft Java 1.8

Added 16 blocks
Added 2 items

Changed 20 blocks
Changed 25 items

(These figures may be slightly off, as I may have accidentally missed things when adding everything up).

Added: 
- Lever
- Potion particles
- Daylight Sensor
- Note Block
- Jukebox
- Cactus
- Dispenser
- Dropper
- Enchantment Table
- Mob Spawner
- Sign (block) 
- Vines
- Hopper (block)
- End Portal Frame
- Redstone Repeater (block)
- Tripwire Hook
- Redstone Comparator (block)

Changed: 
- Coal Block
- Pistons (2)
- Sea Lantern
- Diamond (item)
- Emerald (item)
- Quartz (item)
- Shovels (5) 
- Armor models
- Ender Pearl
- Most GUIs
- Bread
- Magma Cream
- Nether Quartz Ore
- Apples (2)
- Slimeball
- Swords (5)
- Bottle o' Enchanting
- Furnace
- Slime Block
- Sugar Cane (block)
- Lapis Ore
- Flower Pot (item)
- Fishing Rod
- Red Mushroom Block
- Ender Chest
- Clay (block)
- Block breaking indicator
- Sponge
- Wet Sponge
- Bed (block)
- Prismarine Bricks
- Tall Grass (2)
- Snow
- Snowy Grass
- Boat (item)
- Redstone Repeater (item)
- Redstone Comparator (item)